{"id":3432,"date":"2025-08-14T19:00:14","date_gmt":"2025-08-15T03:00:14","guid":{"rendered":"https:\/\/3waycatalyst.com\/?p=3432"},"modified":"2025-08-15T02:19:15","modified_gmt":"2025-08-15T10:19:15","slug":"why-your-car-has-multiple-catalytic-converters%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/3waycatalyst.com\/ja\/why-your-car-has-multiple-catalytic-converters%ef%bc%9f\/","title":{"rendered":"\u306a\u305c\u3042\u306a\u305f\u306e\u8eca\u306b\u306f\u8907\u6570\u306e\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u304c\u642d\u8f09\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f"},"content":{"rendered":"<p>\u3042\u306a\u305f\u306e\u8eca\u306e&nbsp;<strong>\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/strong>&nbsp;\u898b\u305f\u76ee\u3088\u308a\u3082\u8907\u96d1\u3067\u3042\u308a\u3001\u6709\u5bb3\u306a\u3082\u306e\u3092\u6e1b\u3089\u3059\u305f\u3081\u306e\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u3002&nbsp;<strong>\u6392\u51fa<\/strong>s\u306f&nbsp;<strong><a href=\"https:\/\/3waycatalyst.com\/ja\/catalytic-converters\/\">\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/a><\/strong>\u4e00\u90e8\u306e\u8eca\u4e21\u306b\u306f1\u3064\u3057\u304b\u642d\u8f09\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u73fe\u4ee3\u306e\u591a\u304f\u306e\u8eca\u3001\u30c8\u30e9\u30c3\u30af\u3001SUV\u306b\u306f\u642d\u8f09\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u306b\u9a5a\u304f\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u3092\u88c5\u5099<\/strong>&nbsp;\u6642\u306b\u306f2\u3064\u30013\u3064\u3001\u3042\u308b\u3044\u306f\u305d\u308c\u4ee5\u4e0a\u306e\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u3053\u306e\u8a2d\u8a08\u4e0a\u306e\u9078\u629e\u306e\u7406\u7531\u3092\u6398\u308a\u4e0b\u3052\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u3001\u53b3\u683c\u306a&nbsp;<strong>\u6392\u51fa\u57fa\u6e96<\/strong>\u3001\u7570\u306a\u308b&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u7a2e\u985e<\/strong>&nbsp;\u4f7f\u7528\u3055\u308c\u305f\u7406\u7531&nbsp;<strong>\u81ea\u52d5\u8eca\u30e1\u30fc\u30ab\u30fc<\/strong>\u8907\u6570\u306e\u30e6\u30cb\u30c3\u30c8\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u3002\u3053\u308c\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u306e\u76d7\u96e3<\/strong>&nbsp;\u91cd\u5927\u306a\u554f\u984c\u3068\u306a\u3063\u3066\u304a\u308a\u3001\u3069\u306e\u3088\u3046\u306a\u5bfe\u7b56\u3092\u8b1b\u3058\u308c\u3070&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u306e\u76d7\u96e3\u3092\u9632\u6b62\u3059\u308b<\/strong>\u81ea\u5206\u306e\u8eca\u304c\u74b0\u5883\u306b\u4e0e\u3048\u308b\u5f71\u97ff\u3068\u305d\u306e\u4fdd\u8b77\u65b9\u6cd5\u306b\u3064\u3044\u3066\u95a2\u5fc3\u306e\u3042\u308b\u81ea\u52d5\u8eca\u6240\u6709\u8005\u306b\u3068\u3063\u3066\u5fc5\u8aad\u306e\u66f8\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"1-what-is-the-function-of-a-catalytic-converter-in-reducing-emission-s-\">1. \u306e\u6a5f\u80fd\u3068\u306f\u4f55\u304b&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u524a\u6e1b\u306b\u304a\u3044\u3066&nbsp;<strong>\u6392\u51fa<\/strong>\u306e\uff1f<\/h2>\n\n\n\n<p>\u305d\u306e\u6838\u3068\u306a\u308b\u306e\u306f\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u3042\u306a\u305f\u306e&nbsp;<strong>\u8eca\u4e21\u306e <a href=\"https:\/\/3waycatalyst.com\/ja\/exhaust-system-accessories\/\">\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/a><\/strong>&nbsp;\u524a\u6e1b\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u305f&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u6709\u5bb3\u6c5a\u67d3\u7269\u8cea\u306e&nbsp;<strong>\u5185\u71c3\u6a5f\u95a2<\/strong>\u6cbf\u3044\u306b\u4f4d\u7f6e\u3059\u308b&nbsp;<strong>\u6392\u6c17<\/strong>&nbsp;\u30d1\u30a4\u30d7\u306f\u3001&nbsp;<strong>\u5909\u63db\u3059\u308b\u5316\u5b66\u53cd\u5fdc<\/strong>&nbsp;\u71c3\u713c\u306b\u3088\u308b\u6709\u6bd2\u306a\u526f\u7523\u7269\u3092&nbsp;<strong>\u6709\u5bb3\u7269\u8cea\u306e\u5c11\u306a\u3044<\/strong>\u3053\u308c\u3089\u306e\u6709\u5bb3\u306a&nbsp;<strong>\u30ac\u30b9<\/strong>&nbsp;\u542b\u3080&nbsp;<strong>\u4e00\u9178\u5316\u70ad\u7d20<\/strong>,&nbsp;<strong>\u70ad\u5316\u6c34\u7d20<\/strong>\u3001 \u305d\u3057\u3066&nbsp;<strong>\u7a92\u7d20\u9178\u5316\u7269<\/strong>\u3002\u5185\u90e8&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u3001a&nbsp;<strong>\u89e6\u5a92<\/strong>\u3001\u591a\u304f\u306e\u5834\u5408&nbsp;<strong>\u8cb4\u91d1\u5c5e<\/strong>&nbsp;\u306e\u3088\u3046\u306b&nbsp;<strong>\u767d\u91d1<\/strong>,&nbsp;<strong>\u30d1\u30e9\u30b8\u30a6\u30e0<\/strong>\u3001 \u305d\u3057\u3066&nbsp;<strong>\u30ed\u30b8\u30a6\u30e0<\/strong>\u30bb\u30e9\u30df\u30c3\u30af\u30cf\u30cb\u30ab\u30e0\u307e\u305f\u306f\u30d3\u30fc\u30ba\u3092\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u3057\u307e\u3059\u3002&nbsp;<strong>\u9ad8\u6e29\u306e\u6392\u6c17\u30ac\u30b9<\/strong>&nbsp;\u3053\u308c\u3092\u7121\u8996\u3059\u308b&nbsp;<strong>\u89e6\u5a92<\/strong>\u3001\u5909\u63db\u30d7\u30ed\u30bb\u30b9\u304c\u9ad8\u901f\u5316\u3055\u308c\u307e\u3059\u3002&nbsp;<strong>\u4e00\u9178\u5316\u70ad\u7d20<\/strong>&nbsp;\u306b\u5909\u66f4\u3055\u308c\u307e\u3059&nbsp;<strong>\u4e8c\u9178\u5316\u70ad\u7d20<\/strong>,&nbsp;<strong>\u70ad\u5316\u6c34\u7d20<\/strong>\u306f\u9178\u5316\u3055\u308c\u3066&nbsp;<strong>\u4e8c\u9178\u5316\u70ad\u7d20\u3068\u6c34<\/strong>\u3001 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\u305d\u3057\u3066&nbsp;<strong>\u7a92\u7d20\u9178\u5316\u7269<\/strong>\u6392\u9664\u3059\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u304c&nbsp;<strong>\u6392\u51fa<\/strong>\u5b8c\u5168\u306b\uff08\u3068\u3057\u3066&nbsp;<strong>\u4e8c\u9178\u5316\u70ad\u7d20<\/strong>&nbsp;\uff08\u307e\u3060\u751f\u7523\u3055\u308c\u3066\u3044\u308b\uff09\u6700\u3082\u6709\u5bb3\u306a\u6210\u5206\u3092\u5927\u5e45\u306b\u524a\u6e1b\u3057\u307e\u3059\u3002&nbsp;<strong>\u8cb4\u91d1\u5c5e<\/strong>&nbsp;\u5185\u90e8&nbsp;<strong>\u30b3\u30f3\u30d0\u30fc\u30bf<\/strong>&nbsp;\u3053\u308c\u3089\u306f\u52b9\u7387\u306e\u9375\u3068\u306a\u308b\u3002&nbsp;<strong>\u91d1\u5c5e<\/strong>\u5fc5\u8981\u306a\u3053\u3068\u3092\u4fc3\u9032\u3059\u308b&nbsp;<strong>\u9084\u5143\u3068\u9178\u5316<\/strong>&nbsp;\u53cd\u5fdc\u4e2d\u306b\u6d88\u8cbb\u3055\u308c\u308b\u3053\u3068\u306a\u304f\u89e6\u5a92\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002\u3053\u306e\u89e6\u5a92\u4f5c\u7528\u306b\u3088\u308a\u3001\u3053\u306e\u90e8\u54c1\u306f\u300c\u89e6\u5a92\u300d\u3068\u547c\u3070\u308c\u307e\u3059\u3002&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"2-how-have-emission-standards-driven-the-need-for-multiple-catalytic-converter-s-\">2. \u3069\u306e\u3088\u3046\u306b&nbsp;<strong>\u6392\u51fa\u57fa\u6e96<\/strong>&nbsp;\u8907\u6570\u306e\u30cb\u30fc\u30ba\u3092\u4fc3\u9032&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u306e\uff1f<\/h2>\n\n\n\n<p>\u306e\u5f15\u304d\u7de0\u3081&nbsp;<strong>\u6392\u51fa\u57fa\u6e96<\/strong>&nbsp;\u4e16\u754c\u4e2d\u3067\u8907\u96d1\u5316\u304c\u9032\u3080\u4e3b\u306a\u8981\u56e0\u3068\u306a\u3063\u3066\u3044\u308b\u3002&nbsp;<strong>\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/strong>\u8907\u6570\u306e&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>s. \u898f\u5236\u6a5f\u95a2\u306f\u3001&nbsp;<strong>\u74b0\u5883\u4fdd\u8b77\u5e81<\/strong>&nbsp;\u7c73\u56fd\u306eEPA\uff08\u74b0\u5883\u4fdd\u8b77\u5e81\uff09\u3084\u4e16\u754c\u5404\u56fd\u306e\u540c\u69d8\u306e\u6a5f\u95a2\u306f\u3001&nbsp;<strong>\u6c5a\u67d3\u7269\u8cea<\/strong>\u8eca\u4e21\u304c\u653e\u51fa\u3067\u304d\u308b\u3082\u306e\u3002\u3053\u308c\u3089\u306e\u307e\u3059\u307e\u3059\u53b3\u3057\u3044&nbsp;<strong>\u6392\u51fa\u30ac\u30b9\u898f\u5236<\/strong>&nbsp;\u62bc\u3057\u305f&nbsp;<strong>\u81ea\u52d5\u8eca\u30e1\u30fc\u30ab\u30fc<\/strong>\u3088\u308a\u52b9\u679c\u7684\u306a\u6e05\u6383\u65b9\u6cd5\u3092\u9769\u65b0\u3057\u3001\u898b\u3064\u3051\u308b&nbsp;<strong>\u6392\u6c17\u30ac\u30b9<\/strong>. \u5358\u4e00\u306e&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u307e\u3059\u307e\u3059\u4f4e\u304f\u306a\u3063\u3066\u3044\u308b\u57fa\u6e96\u3092\u6e80\u305f\u3059\u306e\u306b\u5fc5\u305a\u3057\u3082\u5341\u5206\u3067\u306f\u306a\u3044\u304b\u3082\u3057\u308c\u306a\u3044&nbsp;<strong>\u4e00\u9178\u5316\u70ad\u7d20<\/strong>,&nbsp;<strong>\u70ad\u5316\u6c34\u7d20<\/strong>\u3001 \u305d\u3057\u3066&nbsp;<strong>\u7a92\u7d20\u9178\u5316\u7269<\/strong>\u7279\u306b\u8eca\u4e21\u306e\u5bff\u547d\u306b\u308f\u305f\u3063\u3066\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u53b3\u3057\u3044\u57fa\u6e96\u3092\u9054\u6210\u3059\u308b\u305f\u3081\u306b\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u8907\u6570\u306e&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u8907\u6570\u306e\u30e6\u30cb\u30c3\u30c8\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30e1\u30fc\u30ab\u30fc\u306f\u30e6\u30cb\u30c3\u30c8\u5168\u4f53\u306e\u8868\u9762\u7a4d\u3092\u5897\u3084\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002&nbsp;<strong>\u89e6\u5a92<\/strong>&nbsp;\u5229\u7528\u53ef\u80fd\u306a&nbsp;<strong>\u5316\u5b66\u53cd\u5fdc<\/strong>\u3053\u308c\u306b\u3088\u308a\u3001\u3088\u308a\u52b9\u7387\u7684\u306a\u5909\u63db\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002&nbsp;<strong>\u6c5a\u67d3\u7269\u8cea<\/strong>\u7279\u306b\u3001\u30a8\u30f3\u30b8\u30f3\u306e\u904b\u8ee2\u6761\u4ef6\u304c\u7570\u306a\u308b\u5834\u5408\u3084\u9577\u671f\u9593\u306b\u308f\u305f\u3063\u3066\u3001&nbsp;<strong>\u89e6\u5a92<\/strong>&nbsp;\u5e74\u9f62\u3082\u7570\u306a\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u7a2e\u985e<\/strong>\u306f\u9806\u756a\u306b\u4f7f\u7528\u3067\u304d\u3001\u305d\u308c\u305e\u308c\u304c\u7279\u5b9a\u306e\u5909\u63db\u306b\u6700\u9069\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u3002&nbsp;<strong>\u6392\u51fa<\/strong>\u306e\u9032\u5316&nbsp;<strong>\u6392\u51fa\u57fa\u6e96<\/strong>&nbsp;\u3088\u308a\u6d17\u7df4\u3055\u308c\u305f&nbsp;<strong>\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/strong>\u4eca\u65e5\u898b\u3089\u308c\u308b\u3088\u3046\u306b\u3001\u8907\u6570\u306e&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001&nbsp;<strong>\u5927\u6c17\u6d44\u5316\u6cd5<\/strong>&nbsp;\u4f8b\u3048\u3070\u7c73\u56fd\u3067\u306f\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u958b\u767a\u7814\u7a76<\/strong>&nbsp;\u52b9\u679c\u3092\u9ad8\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"3-what-are-the-different-type-of-catalytic-converter-s-used-in-modern-vehicles-two-way-vs-three-way-\">3. \u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u7a2e\u985e<\/strong>\u73fe\u4ee3\u306e\u81ea\u52d5\u8eca\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3082\u306e\u306f\u4f55\u3067\u3059\u304b\uff1f\uff08\u53cc\u65b9\u5411vs.\u4e09\u65b9\u5411\uff09<\/h2>\n\n\n\n<p>\u73fe\u4ee3\u306e\u81ea\u52d5\u8eca\u306f\u4e3b\u306b2\u3064\u306e\u4e3b\u8981\u306a&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u7a2e\u985e<\/strong>s: \u305d\u306e&nbsp;<strong>\u53cc\u65b9\u5411\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf<\/strong>&nbsp;\u305d\u3057\u3066&nbsp;<strong>\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u3002\u305d\u306e&nbsp;<strong>\u53cc\u65b9\u5411\u30b3\u30f3\u30d0\u30fc\u30bf<\/strong>\u4e3b\u306b\u53e4\u3044\u8eca\u4e21\u3067\u4f7f\u7528\u3055\u308c\u308b\u3053\u306e\u6280\u8853\u306f\u30012\u3064\u306e\u4e3b\u306a\u53cd\u5fdc\u306b\u7126\u70b9\u3092\u5f53\u3066\u3066\u3044\u307e\u3059\u3002&nbsp;<strong>\u70ad\u5316\u6c34\u7d20<\/strong>&nbsp;\u305d\u3057\u3066&nbsp;<strong>\u4e00\u9178\u5316\u70ad\u7d20<\/strong>&nbsp;\u306e\u4e2d\u3078&nbsp;<strong>\u6c34\u84b8\u6c17<\/strong>&nbsp;\u305d\u3057\u3066&nbsp;<strong>\u4e8c\u9178\u5316\u70ad\u7d20<\/strong>. \u305d\u308c\u306f\u5bfe\u51e6\u3057\u3066\u3044\u306a\u3044&nbsp;<strong>\u7a92\u7d20\u9178\u5316\u7269<\/strong>&nbsp;(<strong>NOx<\/strong>\uff09\u6392\u51fa\u91cf\u3002&nbsp;<strong>\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>1980\u5e74\u4ee3\u4ee5\u964d\u3001\u307b\u3068\u3093\u3069\u306e\u30ac\u30bd\u30ea\u30f3\u8eca\u3067\u6a19\u6e96\u88c5\u5099\u3055\u308c\u3066\u3044\u308b\u3053\u306e\u30b7\u30b9\u30c6\u30e0\u306f\u30013\u3064\u306e\u4e3b\u8981\u306a\u6c5a\u67d3\u7269\u8cea\u3059\u3079\u3066\u306b\u5bfe\u51e6\u3057\u307e\u3059\u3002&nbsp;<strong>\u70ad\u5316\u6c34\u7d20<\/strong>\u3068&nbsp;<strong>\u4e00\u9178\u5316\u70ad\u7d20<\/strong>\u3001\u305d\u3057\u3066\u305d\u308c\u306f\u307e\u305f&nbsp;<strong>\u7a92\u7d20\u9178\u5316\u7269<\/strong>s\u306b&nbsp;<strong>\u7a92\u7d20\u3068\u9178\u7d20<\/strong>.<\/p>\n\n\n\n<p>\u306e\u958b\u767a\u306f&nbsp;<strong>\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u5927\u304d\u306a\u9032\u6b69\u3067\u3057\u305f&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u5236\u5fa1\u3002\u3057\u304b\u3057\u30013\u3064\u306e\u6c5a\u67d3\u7269\u8cea\u306e\u5909\u63db\u3092\u540c\u6642\u306b\u6700\u9069\u5316\u3059\u308b\u306b\u306f\u3001\u30a8\u30f3\u30b8\u30f3\u306e\u6df7\u5408\u6c17\u3092\u6b63\u78ba\u306b\u5236\u5fa1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u305d\u3053\u3067\u9178\u7d20\u30bb\u30f3\u30b5\u30fc\u304c\u5f79\u7acb\u3061\u307e\u3059\uff08\u5f8c\u8ff0\uff09\u3002\u4e00\u90e8\u306e\u8eca\u4e21\u3067\u306f\u3001&nbsp;<strong>\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/strong>\u3055\u307e\u3056\u307e\u306a\u7d44\u307f\u5408\u308f\u305b\u304c\u898b\u3064\u304b\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u7a2e\u985e<\/strong>\u8907\u6570&nbsp;<strong>3\u30a6\u30a7\u30a4\u30b3\u30f3\u30d0\u30fc\u30bf<\/strong>&nbsp;\u3055\u3089\u306b\u5f37\u5316\u3059\u308b&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u524a\u6e1b\u3002\u4f8b\u3048\u3070\u3001&nbsp;<strong>\u53cc\u65b9\u5411\u30b3\u30f3\u30d0\u30fc\u30bf<\/strong>&nbsp;\u8fc5\u901f\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u306e\u524d\u6bb5\u968e\u306e\u89e6\u5a92\u3068\u3057\u3066\u4f7f\u7528\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b&nbsp;<strong>\u70ad\u5316\u6c34\u7d20\u3068\u4e00\u9178\u5316\u70ad\u7d20<\/strong>&nbsp;\u30a8\u30f3\u30b8\u30f3\u306e\u6696\u6a5f\u4e2d\u306b\u3001\u305d\u306e\u5f8c&nbsp;<strong>3\u30a6\u30a7\u30a4\u30b3\u30f3\u30d0\u30fc\u30bf<\/strong>&nbsp;\u904b\u8ee2\u6e29\u5ea6\u306b\u304a\u3044\u3066\u30013\u3064\u306e\u6c5a\u67d3\u7269\u8cea\u3059\u3079\u3066\u3092\u3088\u308a\u5305\u62ec\u7684\u306b\u51e6\u7406\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u9055\u3044\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u7a2e\u985e<\/strong>\u53b3\u3057\u3044\u8981\u4ef6\u3092\u6e80\u305f\u3059\u305f\u3081\u306b\u8907\u6570\u306e\u30e6\u30cb\u30c3\u30c8\u304c\u5fc5\u8981\u306a\u7406\u7531\u3092\u7406\u89e3\u3059\u308b\u306b\u306f\u3001\u3053\u308c\u304c\u91cd\u8981\u3067\u3059\u3002&nbsp;<strong>\u6392\u51fa\u57fa\u6e96<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/3waycatalyst.com\/ja\/product\/mazda-8-branch-three-way-catalytic-converter\/\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"696\" src=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Mazda-8-Branch-Three-Way-Catalytic-Converter-1-1024x696.jpg\" alt=\"\u30de\u30c4\u30c0 8\u30d6\u30e9\u30f3\u30c1\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\" class=\"wp-image-1262\" title=\"\" srcset=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Mazda-8-Branch-Three-Way-Catalytic-Converter-1-1024x696.jpg 1024w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Mazda-8-Branch-Three-Way-Catalytic-Converter-1-300x204.jpg 300w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Mazda-8-Branch-Three-Way-Catalytic-Converter-1-768x522.jpg 768w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Mazda-8-Branch-Three-Way-Catalytic-Converter-1-1536x1044.jpg 1536w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Mazda-8-Branch-Three-Way-Catalytic-Converter-1-600x408.jpg 600w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Mazda-8-Branch-Three-Way-Catalytic-Converter-1.jpg 2000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/3waycatalyst.com\/ja\/product\/mazda-8-branch-three-way-catalytic-converter\/\">\u30de\u30c4\u30c0 8\u30d6\u30e9\u30f3\u30c1\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/a><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"4-why-do-some-vehicles-have-a-main-catalytic-converter-and-smaller-pre-cats-near-the-exhaust-manifold-\">4. \u4e00\u90e8\u306e\u8eca\u4e21\u306b\u30e1\u30a4\u30f3\u30a8\u30f3\u30b8\u30f3\u304c\u642d\u8f09\u3055\u308c\u3066\u3044\u308b\u306e\u306f\u306a\u305c\u3067\u3059\u304b\uff1f&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u305d\u3057\u3066\u3001\u8fd1\u304f\u306e\u5c0f\u3055\u306a\u300c\u30d7\u30ec\u30ad\u30e3\u30c3\u30c8\u300d&nbsp;<strong>\u6392\u6c17<\/strong>&nbsp;\u30de\u30cb\u30db\u30fc\u30eb\u30c9\uff1f<\/h2>\n\n\n\n<p>\u591a\u304f\u306e\u8eca\u4e21\u306b\u5171\u901a\u3059\u308b\u69cb\u6210\u306f\u3001\u3088\u308a\u5927\u304d\u306a\u30d7\u30e9\u30a4\u30de\u30ea&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u3055\u3089\u306b\u4e0b\u6d41\u306b\u4f4d\u7f6e\u3059\u308b&nbsp;<strong>\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/strong>\u30011\u3064\u4ee5\u4e0a\u306e\u5c0f\u3055\u306a&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>s\u306f\u300c\u30d7\u30ec\u30ad\u30e3\u30c3\u30c8\u300d\u307e\u305f\u306f\u300c\u30a6\u30a9\u30fc\u30e0\u30a2\u30c3\u30d7\u30ad\u30e3\u30c3\u30c8\u300d\u3068\u547c\u3070\u308c\u308b\u3053\u3068\u304c\u591a\u304f\u3001&nbsp;<strong>\u6392\u6c17<\/strong>&nbsp;\u30a8\u30f3\u30b8\u30f3\u76f4\u5f8c\u306e\u30de\u30cb\u30db\u30fc\u30eb\u30c9\u3002\u3053\u306e\u8a2d\u8a08\u306e\u4e3b\u306a\u76ee\u7684\u306f\u3001&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u30a8\u30f3\u30b8\u30f3\u306e\u6696\u6a5f\u521d\u671f\u6bb5\u968e\u306b\u304a\u3051\u308b\u5236\u5fa1\u3002\u30a8\u30f3\u30b8\u30f3\u304c\u51b7\u9593\u59cb\u52d5\u3059\u308b\u3068\u3001\u30d7\u30e9\u30a4\u30de\u30ea&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u6700\u9069\u306a\u52d5\u4f5c\u6e29\u5ea6\uff08\u901a\u5e38\u306f400\uff5e700\u2103\u307e\u305f\u306f750\uff5e1300\u00b0F\uff09\u306b\u9054\u3059\u308b\u307e\u3067\u306b\u306f\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002\u3053\u306e\u30a6\u30a9\u30fc\u30e0\u30a2\u30c3\u30d7\u671f\u9593\u4e2d\u306f\u3001\u5909\u63db\u52b9\u7387\u304c\u4f4e\u4e0b\u3057\u307e\u3059\u3002&nbsp;<strong>\u6c5a\u67d3\u7269\u8cea<\/strong>\u79d2\u3002<\/p>\n\n\n\n<p>\u732b\u306b\u306a\u308b\u524d\u306e\u4e16\u4ee3\u306f\u3001\u6691\u3044&nbsp;<strong>\u6392\u6c17\u30ac\u30b9<\/strong>&nbsp;\u30a8\u30f3\u30b8\u30f3\u304b\u3089\u6392\u51fa\u3055\u308c\u308b\u30ac\u30b9\u306f\u3001\u3088\u308a\u65e9\u304f\u71b1\u304f\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30ac\u30b9\u306e\u6392\u51fa\u304c\u6e1b\u308a\u59cb\u3081\u307e\u3059\u3002&nbsp;<strong>\u70ad\u5316\u6c34\u7d20<\/strong>&nbsp;\u305d\u3057\u3066&nbsp;<strong>\u4e00\u9178\u5316\u70ad\u7d20\u6392\u51fa\u91cf<\/strong>&nbsp;\u30a8\u30f3\u30b8\u30f3\u59cb\u52d5\u5f8c\u3059\u3050\u306b\u3001\u5168\u4f53\u7684\u306a\u30b3\u30fc\u30eb\u30c9\u30b9\u30bf\u30fc\u30c8\u3092\u5927\u5e45\u306b\u77ed\u7e2e\u3057\u307e\u3059\u3002&nbsp;<strong>\u6392\u51fa<\/strong>s\u306f\u3001\u5408\u8a08\u306e\u304b\u306a\u308a\u306e\u90e8\u5206\u3092\u5360\u3081\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b&nbsp;<strong>\u8eca\u4e21\u6392\u51fa\u30ac\u30b9<\/strong>\u30a8\u30f3\u30b8\u30f3\u3068\u5168\u4f53\u306e&nbsp;<strong>\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/strong>&nbsp;\u52d5\u4f5c\u6e29\u5ea6\u306b\u9054\u3059\u308b\u3068\u3001\u4e00\u6b21\u5074&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u5b8c\u5168\u306b\u52b9\u679c\u3092\u767a\u63ee\u3057\u3001&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u5909\u63db\u3002\u3053\u306e\u30c7\u30e5\u30a2\u30eb\u30b3\u30f3\u30d0\u30fc\u30bf\u30b7\u30b9\u30c6\u30e0\u306b\u3088\u308a\u3001\u3088\u308a\u52b9\u7387\u7684\u306a&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u3055\u307e\u3056\u307e\u306a\u30a8\u30f3\u30b8\u30f3\u52d5\u4f5c\u6e29\u5ea6\u306b\u308f\u305f\u3063\u3066\u5236\u5fa1\u3057\u3001\u8eca\u4e21\u304c\u53b3\u3057\u3044\u57fa\u6e96\u3092\u6e80\u305f\u3059\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059&nbsp;<strong>\u6392\u51fa\u57fa\u6e96<\/strong>\u30d7\u30ec\u30ad\u30e3\u30c3\u30c8\u306f\u3001\u672c\u8cea\u7684\u306b\u306f\u3001&nbsp;<strong>\u6392\u6c17<\/strong>\u3001\u30e1\u30a4\u30f3&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u3088\u308a\u5fb9\u5e95\u3057\u305f\u30af\u30ea\u30fc\u30f3\u30a2\u30c3\u30d7\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"5-can-the-design-of-the-exhaust-system-influence-the-number-of-catalytic-converter-s-\">5. \u30c7\u30b6\u30a4\u30f3\u306f&nbsp;<strong>\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/strong>&nbsp;\u6570\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u306e\uff1f<\/h2>\n\n\n\n<p>\u306f\u3044\u3001\u5168\u4f53\u7684\u306a\u30c7\u30b6\u30a4\u30f3\u306f&nbsp;<strong>\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/strong>&nbsp;\u6570\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u8eca\u4e21\u306b\u4f7f\u7528\u3055\u308c\u308b\u30a8\u30f3\u30b8\u30f3\u306e\u7a2e\u985e\u3002\u30a8\u30f3\u30b8\u30f3\u69cb\u6210\uff08V\u578b\u30a8\u30f3\u30b8\u30f3\u3001\u76f4\u5217\u30a8\u30f3\u30b8\u30f3\u306a\u3069\uff09\u3001\u30a8\u30f3\u30b8\u30f3\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u306a\u3069\u306e\u8981\u7d20\u304c\u3001&nbsp;<strong>\u6392\u6c17<\/strong>&nbsp;\u591a\u69d8\u4f53\u3068\u5168\u4f53\u306e\u9577\u3055&nbsp;<strong>\u6392\u6c17<\/strong>&nbsp;\u30d1\u30a4\u30d7\u306f\u8907\u6570\u306e\u8a2d\u7f6e\u3092\u5fc5\u8981\u3068\u3059\u308b\u5834\u5408\u3082\u3042\u308c\u3070\u3001\u8a2d\u7f6e\u3092\u53ef\u80fd\u306b\u3059\u308b\u5834\u5408\u3082\u3042\u308b\u3002&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u4f8b\u3048\u3070\u3001V\u578b\u30a8\u30f3\u30b8\u30f3\u306b\u306f2\u3064\u306e\u72ec\u7acb\u3057\u305f&nbsp;<strong>\u6392\u6c17<\/strong>&nbsp;\u591a\u69d8\u4f53\u3001\u305d\u308c\u305e\u308c\u304c\u72ec\u81ea\u306e&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u307e\u305f\u306f\u30b3\u30f3\u30d0\u30fc\u30bf\u306e\u30bb\u30c3\u30c8\u30921\u3064\u306b\u7d71\u5408\u3059\u308b\u524d\u306b&nbsp;<strong>\u6392\u6c17<\/strong>&nbsp;\u30d1\u30a4\u30d7\u3002\u3053\u306e\u8a2d\u8a08\u306b\u3088\u308a\u3001&nbsp;<strong>\u6392\u6c17\u30ac\u30b9<\/strong>&nbsp;\u52b9\u679c\u7684\u306a\u5834\u6240\u3092\u5897\u3084\u3059&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u51e6\u7406\u3002<\/p>\n\n\n\n<p>\u3055\u3089\u306b\u3001\u9577\u3055\u3068\u76f4\u5f84\u306f&nbsp;<strong>\u6392\u6c17<\/strong>&nbsp;\u914d\u7ba1\u306f\u6e29\u5ea6\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b&nbsp;<strong>\u6392\u6c17\u30ac\u30b9<\/strong>&nbsp;\u5230\u9054\u3059\u308b&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u30b7\u30b9\u30c6\u30e0\u306e\u3055\u307e\u3056\u307e\u306a\u30dd\u30a4\u30f3\u30c8\u306b\u30b3\u30f3\u30d0\u30fc\u30bf\u3092\u6226\u7565\u7684\u306b\u914d\u7f6e\u3059\u308b\u3053\u3068\u3067\u3001&nbsp;<strong>\u81ea\u52d5\u8eca\u30e1\u30fc\u30ab\u30fc<\/strong>s\u306f\u3001&nbsp;<strong>\u89e6\u5a92<\/strong>\u52b9\u7387\u7684\u306a\u5909\u63db\u306e\u305f\u3081\u306b\u3001\u6700\u9069\u306a\u6e29\u5ea6\u7bc4\u56f2\u3067\u52d5\u4f5c\u3057\u307e\u3059\u3002\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u3001\u8eca\u4e21\u306e\u4e0b\u90e8\u30b9\u30da\u30fc\u30b9\u306e\u5236\u7d04\u306b\u3088\u3063\u3066\u3001\u30a8\u30f3\u30b8\u30f3\u306e\u30b5\u30a4\u30ba\u3068\u6570\u304c\u5f71\u97ff\u3092\u53d7\u3051\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u4f7f\u7528\u3055\u308c\u308b\u3002\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u30011\u3064\u306e\u5927\u304d\u306a\u30b3\u30f3\u30d0\u30fc\u30bf\u306e\u4ee3\u308f\u308a\u306b\u3001\u5fc5\u8981\u306a\u96fb\u529b\u3092\u63d0\u4f9b\u3057\u306a\u304c\u3089\u5229\u7528\u53ef\u80fd\u306a\u30b9\u30da\u30fc\u30b9\u306b\u53ce\u307e\u308b\u3088\u3046\u306b2\u3064\u306e\u5c0f\u3055\u306a\u30b3\u30f3\u30d0\u30fc\u30bf\u3092\u9078\u629e\u3059\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u3002&nbsp;<strong>\u89e6\u5a92<\/strong>&nbsp;\u52b9\u679c\u7684\u306a\u30dc\u30ea\u30e5\u30fc\u30e0&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u524a\u6e1b\u3002\u3057\u305f\u304c\u3063\u3066\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u306f\u5168\u4f53\u306e\u4e0d\u53ef\u6b20\u306a\u90e8\u5206\u3067\u3042\u308b\u3053\u3068\u304c\u591a\u3044&nbsp;<strong>\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/strong>&nbsp;\u6700\u5927\u5316\u3092\u76ee\u7684\u3068\u3057\u305f\u30c7\u30b6\u30a4\u30f3&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u4e0e\u3048\u3089\u308c\u305f\u5236\u7d04\u5185\u3067\u306e\u5236\u5fa1\u3068\u8eca\u4e21\u6027\u80fd\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"6-are-there-performance-benefits-to-using-multiple-catalytic-converter-s-\">6. \u8907\u6570\u306e&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u306e\uff1f<\/h2>\n\n\n\n<p>\u8907\u6570\u306e&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u6539\u5584\u3059\u308b\u3053\u3068\u3067\u3059&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u5236\u5fa1\u306b\u3088\u3063\u3066\u3001\u7279\u5b9a\u306e\u72b6\u6cc1\u3067\u306f\u9593\u63a5\u7684\u306b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u5411\u4e0a\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u9069\u5207\u306b\u8a2d\u8a08\u3055\u308c\u305f&nbsp;<strong>\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/strong>&nbsp;\u9069\u5207\u306a\u30b5\u30a4\u30ba\u3068\u914d\u7f6e\u306e\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u6700\u9069\u5316\u306b\u5f79\u7acb\u3061\u307e\u3059&nbsp;<strong>\u6392\u6c17<\/strong>&nbsp;\u30ac\u30b9\u306e\u6d41\u308c\u3002\u5358\u4e00\u306e\u3001\u904e\u5ea6\u306b\u5236\u9650\u7684\u306a&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u53b3\u3057\u3044\u57fa\u6e96\u3092\u6e80\u305f\u3059\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u305f&nbsp;<strong>\u6392\u51fa\u57fa\u6e96<\/strong>\u3001\u305d\u308c\u306f\u6f5c\u5728\u7684\u306b\u9006\u5727\u3092\u751f\u307f\u51fa\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b&nbsp;<strong>\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/strong>\u30a8\u30f3\u30b8\u30f3\u6027\u80fd\u3092\u4f4e\u4e0b\u3055\u305b\u307e\u3059\u3002\u8907\u6570\u306e\u5c0f\u578b\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001&nbsp;<strong>\u81ea\u52d5\u8eca\u30e1\u30fc\u30ab\u30fc<\/strong>\u5fc5\u8981\u306a\u30ec\u30d9\u30eb\u3092\u9054\u6210\u3067\u304d\u308b\u5834\u5408\u3082\u3042\u308b&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u30d0\u30c3\u30af\u30d7\u30ec\u30c3\u30b7\u30e3\u30fc\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u306a\u304c\u3089\u524a\u6e1b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305f\u3060\u3057\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306f\u901a\u5e38\u3001\u8907\u6570\u306e&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>s. \u5727\u5012\u7684\u306b\u91cd\u70b9\u306f\u4f1a\u8b70\u306b\u3042\u308a\u307e\u3059&nbsp;<strong>\u6392\u51fa\u57fa\u6e96<\/strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u4e0a\u306e\u30e1\u30ea\u30c3\u30c8\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u6700\u9069\u5316\u306b\u3088\u308b\u526f\u6b21\u7684\u306a\u6210\u679c\u3067\u3059\u3002&nbsp;<strong>\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/strong>&nbsp;\u52b9\u7387\u7684\u306a&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3002\u30e2\u30c0\u30f3&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u6280\u8853\u306f\u5927\u304d\u304f\u9032\u6b69\u3057\u3001\u6700\u5c0f\u9650\u306e\u5236\u9650\u3067\u975e\u5e38\u306b\u52b9\u7387\u7684\u306a\u5909\u63db\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3057\u305f\u3002&nbsp;<strong>\u6392\u6c17<\/strong>&nbsp;\u6d41\u308c\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u30d0\u30e9\u30f3\u30b9\u306e\u53d6\u308c\u305f&nbsp;<strong>\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/strong>&nbsp;\u8907\u6570\u306e\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u3092\u542b\u3080\u53ef\u80fd\u6027\u306e\u3042\u308b\u8a2d\u8a08\u306f\u3001\u8eca\u4e21\u306e\u6027\u80fd\u5411\u4e0a\u306b\u8ca2\u732e\u3057\u307e\u3059\u304c\u3001\u305d\u306e\u6838\u3068\u306a\u308b\u52d5\u6a5f\u306f&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3002&nbsp;<strong>OEM<\/strong>&nbsp;\u8a2d\u8a08\u304c\u4e0d\u5341\u5206\u306a\u8907\u6570\u306e\u30b3\u30f3\u30d0\u30fc\u30bf\u30b7\u30b9\u30c6\u30e0&nbsp;<strong>\u30a2\u30d5\u30bf\u30fc\u30de\u30fc\u30b1\u30c3\u30c8<\/strong>&nbsp;\u5358\u4e00\u306e\u30e6\u30cb\u30c3\u30c8\u306f\u4e21\u65b9\u306b\u60aa\u5f71\u97ff\u3092\u53ca\u307c\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b&nbsp;<strong>\u6392\u51fa<\/strong>\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"7-do-vehicles-with-different-engine-types-e-g-v6-vs-inline-4-tend-to-have-a-different-number-of-catalytic-converter-s-\">7. \u7570\u306a\u308b\u30a8\u30f3\u30b8\u30f3\u30bf\u30a4\u30d7\uff08\u4f8b\uff1aV6\u3068\u76f4\u52174\u6c17\u7b52\uff09\u306e\u8eca\u4e21\u3067\u306f\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u306e\uff1f<\/h2>\n\n\n\n<p>\u306f\u3044\u3001\u7570\u306a\u308b\u30a8\u30f3\u30b8\u30f3\u30bf\u30a4\u30d7\u306e\u8eca\u4e21\u3067\u306f\u3001\u30a8\u30f3\u30b8\u30f3\u306e\u6570\u3084\u69cb\u6210\u304c\u7570\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u30a8\u30f3\u30b8\u30f3\u306e\u69cb\u6210\u306f\u3001&nbsp;<strong>\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/strong>\u4f8b\u3048\u3070\u3001V6\u30a8\u30f3\u30b8\u30f3\u306f\u901a\u5e382\u3064\u306e\u72ec\u7acb\u3057\u305f\u30b7\u30ea\u30f3\u30c0\u30fc\u30d0\u30f3\u30af\u3092\u6301\u3061\u3001\u305d\u308c\u305e\u308c\u306b&nbsp;<strong>\u6392\u6c17<\/strong>&nbsp;\u591a\u69d8\u4f53\u3002\u3053\u306e\u3088\u3046\u306a\u5834\u5408\u3001\u5404\u591a\u69d8\u4f53\u304c\u305d\u308c\u305e\u308c\u72ec\u81ea\u306e\u591a\u69d8\u4f53\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u3002&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u307e\u305f\u306f\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u30bb\u30c3\u30c8&nbsp;<strong>\u6392\u6c17<\/strong>&nbsp;\u30b9\u30c8\u30ea\u30fc\u30e0\u304c\u5408\u6d41\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5c11\u306a\u304f\u3068\u30822\u3064\u306e&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>V6\u30a8\u30f3\u30b8\u30f3\u7528\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u65b9\u3001\u76f4\u52174\u6c17\u7b52\u30a8\u30f3\u30b8\u30f3\u306f\u5358\u4e00\u306e&nbsp;<strong>\u6392\u6c17<\/strong>&nbsp;\u591a\u69d8\u4f53\u3067\u3042\u308a\u3001\u5358\u4e00\u307e\u305f\u306f\u4e00\u9023\u306e&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u306e&nbsp;<strong>\u6392\u6c17<\/strong>&nbsp;\u30d1\u30a4\u30d7\u3002\u3057\u304b\u3057\u3001\u76f4\u5217\u30a8\u30f3\u30b8\u30f3\u3067\u3042\u3063\u3066\u3082\u3001\u7279\u5b9a\u306e\u8981\u4ef6\u3092\u6e80\u305f\u3059\u5fc5\u8981\u304c\u3042\u308b\u3002&nbsp;<strong>\u6392\u51fa\u57fa\u6e96<\/strong>&nbsp;\u30e1\u30a4\u30f3\u30ad\u30e3\u30c3\u30c8\u306b\u52a0\u3048\u3066\u30d7\u30ec\u30ad\u30e3\u30c3\u30c8\u306e\u4f7f\u7528\u304c\u5fc5\u8981\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u8907\u6570\u306e\u30e6\u30cb\u30c3\u30c8\u304c\u5b58\u5728\u3059\u308b\u3002\u69cb\u6210\u306b\u95a2\u4fc2\u306a\u304f\u3001\u3088\u308a\u5927\u578b\u3067\u5f37\u529b\u306a\u30a8\u30f3\u30b8\u30f3\u306f\u3001\u4e00\u822c\u7684\u306b\u3088\u308a\u591a\u304f\u306e&nbsp;<strong>\u6392\u6c17\u30ac\u30b9<\/strong>&nbsp;\u305d\u3057\u3066&nbsp;<strong>\u6c5a\u67d3\u7269\u8cea<\/strong>s\u3001\u3088\u308a\u591a\u304f\u306e\u6570\u3084\u3088\u308a\u5927\u304d\u306a\u30b5\u30a4\u30ba\u304c\u5fc5\u8981\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u5fc5\u8981\u306a\u30ec\u30d9\u30eb\u3092\u9054\u6210\u3059\u308b\u305f\u3081\u306b&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u524a\u6e1b\u3002\u3057\u305f\u304c\u3063\u3066\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u30a8\u30f3\u30b8\u30f3\u306e\u7a2e\u985e\u3068\u305d\u306e&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u7279\u6027\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"8-what-is-the-role-of-the-oxygen-sensors-in-relation-to-the-catalytic-converter-system-\">8. \u9178\u7d20\u30bb\u30f3\u30b5\u30fc\u306e\u5f79\u5272\u306f\u4f55\u3067\u3059\u304b\uff1f&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u30b7\u30b9\u30c6\u30e0\uff1f<\/h2>\n\n\n\n<p>\u9178\u7d20\u30bb\u30f3\u30b5\u30fc\u306f\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u6700\u9069\u306a\u30b7\u30b9\u30c6\u30e0\u3092\u78ba\u4fdd\u3059\u308b&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u5236\u5fa1\u3002\u901a\u5e38\u30012\u3064\u306e\u4e3b\u8981\u306a\u9178\u7d20\u30bb\u30f3\u30b5\u30fc\u304c\u3042\u308a\u307e\u3059\u30021\u3064\u306f\u4e0a\u6d41\uff08\u524d\uff09\u306b\u914d\u7f6e\u3055\u308c\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u305d\u3057\u3066\u4e0b\u6d41\uff08\u5f8c\uff09\u306b1\u3064&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u4e0a\u6d41\u9178\u7d20\u30bb\u30f3\u30b5\u30fc\u306f\u3001&nbsp;<strong>\u6392\u6c17\u30ac\u30b9<\/strong>&nbsp;\u30a8\u30f3\u30b8\u30f3\u304b\u3089\u76f4\u63a5\u9001\u3089\u308c\u308b\u7a7a\u6c17\u3068\u71c3\u6599\u306e\u6df7\u5408\u6bd4\u306f\u3001\u30a8\u30f3\u30b8\u30f3\u5236\u5fa1\u30e6\u30cb\u30c3\u30c8\uff08ECU\uff09\u306b\u9001\u3089\u308c\u3001ECU\u306f\u305d\u308c\u306b\u57fa\u3065\u3044\u3066\u7a7a\u71c3\u6bd4\u3092\u8abf\u6574\u3057\u3001\u7406\u8ad6\u7a7a\u71c3\u6bd4\uff08\u5b8c\u5168\u71c3\u713c\u306e\u7406\u60f3\u7684\u306a\u6bd4\u7387\uff09\u306b\u53ef\u80fd\u306a\u9650\u308a\u8fd1\u3065\u3051\u307e\u3059\u3002\u3053\u306e\u7a7a\u71c3\u6bd4\u306e\u7cbe\u5bc6\u306a\u5236\u5fa1\u306f\u3001&nbsp;<strong>\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u52b9\u7387\u7684\u306b\u5909\u63db\u3059\u308b&nbsp;<strong>\u4e00\u9178\u5316\u70ad\u7d20<\/strong>,&nbsp;<strong>\u70ad\u5316\u6c34\u7d20<\/strong>s\u3001\u304a\u3088\u3073&nbsp;<strong>\u7a92\u7d20\u9178\u5316\u7269<\/strong>\u79d2\u3002<\/p>\n\n\n\n<p>\u4e0b\u6d41\u306e\u9178\u7d20\u30bb\u30f3\u30b5\u30fc\u306f\u3001&nbsp;<strong>\u6392\u6c17\u30ac\u30b9<\/strong>&nbsp;\u901a\u904e\u3057\u305f\u5f8c&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u305d\u306e\u4e3b\u306a\u5f79\u5272\u306f\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u3002\u3082\u3057&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u6b63\u3057\u304f\u6a5f\u80fd\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u4e0b\u6d41\u306e\u9178\u7d20\u6fc3\u5ea6\u306f\u4e0a\u6d41\u306e\u9178\u7d20\u6fc3\u5ea6\u3068\u7570\u306a\u308b\u306f\u305a\u3067\u3042\u308a\u3001\u3053\u308c\u306f\u5909\u63db\u30d7\u30ed\u30bb\u30b9\u304c\u9032\u884c\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u4e0b\u6d41\u306e\u30bb\u30f3\u30b5\u30fc\u304c\u4e0a\u6d41\u306e\u30bb\u30f3\u30b5\u30fc\u3068\u540c\u69d8\u306e\u9178\u7d20\u6fc3\u5ea6\u3092\u691c\u51fa\u3057\u305f\u5834\u5408\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u52b9\u679c\u7684\u306b\u6a5f\u80fd\u3057\u3066\u3044\u306a\u3044\u305f\u3081\u3001&nbsp;<strong>\u30c1\u30a7\u30c3\u30af\u30a8\u30f3\u30b8\u30f3\u30e9\u30a4\u30c8<\/strong>&nbsp;\u30c9\u30e9\u30a4\u30d0\u30fc\u306b\u6f5c\u5728\u7684\u306a\u554f\u984c\u3092\u8b66\u544a\u3057\u307e\u3059\u3002\u9178\u7d20\u30bb\u30f3\u30b5\u30fc\u3068ECU\u306b\u3088\u3063\u3066\u751f\u6210\u3055\u308c\u308b\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u30eb\u30fc\u30d7\u306f\u3001\u6700\u9069\u306a\u72b6\u614b\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u5236\u5fa1\u3068\u5bff\u547d&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/3waycatalyst.com\/ja\/the-crucial-role-of-oxygen-sensors-in-catalytic-converter-performance\/\"><img decoding=\"async\" width=\"1024\" height=\"635\" src=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/08\/The-Crucial-Role-of-Oxygen-Sensors-in-Catalytic-Converter-Performance-01.jpg\" alt=\"\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u306e\u6027\u80fd\u306b\u304a\u3051\u308b\u9178\u7d20\u30bb\u30f3\u30b5\u30fc\u306e\u91cd\u8981\u306a\u5f79\u5272\" class=\"wp-image-3378\" title=\"\" srcset=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/08\/The-Crucial-Role-of-Oxygen-Sensors-in-Catalytic-Converter-Performance-01.jpg 1024w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/08\/The-Crucial-Role-of-Oxygen-Sensors-in-Catalytic-Converter-Performance-01-300x186.jpg 300w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/08\/The-Crucial-Role-of-Oxygen-Sensors-in-Catalytic-Converter-Performance-01-768x476.jpg 768w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/08\/The-Crucial-Role-of-Oxygen-Sensors-in-Catalytic-Converter-Performance-01-18x12.jpg 18w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/08\/The-Crucial-Role-of-Oxygen-Sensors-in-Catalytic-Converter-Performance-01-600x372.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/3waycatalyst.com\/ja\/the-crucial-role-of-oxygen-sensors-in-catalytic-converter-performance\/\">\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u306e\u6027\u80fd\u306b\u304a\u3051\u308b\u9178\u7d20\u30bb\u30f3\u30b5\u30fc\u306e\u91cd\u8981\u306a\u5f79\u5272<\/a><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"9-how-does-the-use-of-aftermarket-catalytic-converter-s-differ-from-oem-direct-fit-systems-with-multiple-units-\">9. \u306e\u4f7f\u7528\u6cd5&nbsp;<strong>\u30a2\u30d5\u30bf\u30fc\u30de\u30fc\u30b1\u30c3\u30c8<\/strong>&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u7570\u306a\u308b&nbsp;<strong>OEM<\/strong>&nbsp;(<strong>\u30c0\u30a4\u30ec\u30af\u30c8\u30d5\u30a3\u30c3\u30c8<\/strong>) \u8907\u6570\u306e\u30e6\u30cb\u30c3\u30c8\u3092\u6301\u3064\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u304b?<\/h2>\n\n\n\n<p>\u3068\u304d&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u4ea4\u63db\u304c\u5fc5\u8981\u306a\u5834\u5408\u3001\u8eca\u306e\u6240\u6709\u8005\u306f\u3057\u3070\u3057\u3070\u9078\u629e\u3092\u8feb\u3089\u308c\u307e\u3059&nbsp;<strong>\u30a2\u30d5\u30bf\u30fc\u30de\u30fc\u30b1\u30c3\u30c8<\/strong>&nbsp;\u305d\u3057\u3066&nbsp;<strong>OEM<\/strong>&nbsp;(<strong>\u30aa\u30ea\u30b8\u30ca\u30eb\u6a5f\u5668\u30e1\u30fc\u30ab\u30fc<\/strong>&nbsp;\u307e\u305f\u306f&nbsp;<strong>\u76f4\u63a5\u30d5\u30a3\u30c3\u30c8<\/strong>\uff09\u30aa\u30d7\u30b7\u30e7\u30f3\u3002\u3082\u3068\u3082\u3068\u8eca\u4e21\u3067\u306f&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u3092\u88c5\u5099<\/strong>\u7279\u306b\u8907\u6570\u306e\u30e6\u30cb\u30c3\u30c8\u3092\u6301\u3064\u3082\u306e&nbsp;<strong>OEM<\/strong>&nbsp;\u4ea4\u63db\u54c1\u306f\u3001\u5143\u306e\u30b3\u30f3\u30d0\u30fc\u30bf\u306e\u4ed5\u69d8\u3068\u6027\u80fd\u306b\u6b63\u78ba\u306b\u4e00\u81f4\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306f&nbsp;<strong>\u76f4\u63a5\u30d5\u30a3\u30c3\u30c8<\/strong>&nbsp;\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306f\u8eca\u4e21\u306e&nbsp;<strong>\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/strong>&nbsp;\u5fc5\u8981\u306a\u8981\u4ef6\u3092\u6e80\u305f\u3059&nbsp;<strong>\u6392\u51fa\u57fa\u6e96<\/strong>\u8eca\u4e21\u304c\u8907\u6570\u306e\u30e6\u30cb\u30c3\u30c8\u3067\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u6570\u3082\u542b\u3081\u3066\u5143\u306e\u69cb\u6210\u3092\u8907\u88fd\u3059\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\u30a2\u30d5\u30bf\u30fc\u30de\u30fc\u30b1\u30c3\u30c8<\/strong>&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u4e00\u65b9\u3001\u3088\u308a\u5e45\u5e83\u3044\u8eca\u7a2e\u306b\u9069\u5408\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002&nbsp;<strong>\u30a2\u30d5\u30bf\u30fc\u30de\u30fc\u30b1\u30c3\u30c8<\/strong>&nbsp;\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u9ad8\u54c1\u8cea\u3067\u3001&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u898f\u5236\u306b\u9069\u5408\u3059\u308b\u3082\u306e\u3082\u3042\u308c\u3070\u3001\u52b9\u7387\u304c\u4f4e\u3044\u3082\u306e\u3084\u3001\u8eca\u4e21\u306e\u5143\u306e\u30de\u30eb\u30c1\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u8a2d\u5b9a\u306b\u5408\u308f\u305b\u3066\u8a2d\u8a08\u3055\u308c\u3066\u3044\u306a\u3044\u3082\u306e\u3082\u3042\u308a\u307e\u3059\u3002\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u3001&nbsp;<strong>\u30a2\u30d5\u30bf\u30fc\u30de\u30fc\u30b1\u30c3\u30c8<\/strong>&nbsp;\u4ea4\u63db\u306b\u306f\u8907\u6570\u306e&nbsp;<strong>OEM<\/strong>&nbsp;\u5358\u4e00\u306e\u30b3\u30f3\u30d0\u30fc\u30bf&nbsp;<strong>\u30a2\u30d5\u30bf\u30fc\u30de\u30fc\u30b1\u30c3\u30c8<\/strong>&nbsp;\u30b3\u30b9\u30c8\u524a\u6e1b\u306e\u305f\u3081\u306b\u30e6\u30cb\u30c3\u30c8\u3092\u5897\u8a2d\u3059\u308b\u3002\u3057\u304b\u3057\u3001\u3053\u308c\u306f\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u52b9\u7387\u306e\u4f4e\u4e0b\u306b\u3064\u306a\u304c\u308b\u3002&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u5236\u5fa1\u3001\u9178\u7d20\u30bb\u30f3\u30b5\u30fc\u306e\u8aad\u307f\u53d6\u308a\u306b\u95a2\u3059\u308b\u6f5c\u5728\u7684\u306a\u554f\u984c\u3001\u3055\u3089\u306b\u306f&nbsp;<strong>\u30c1\u30a7\u30c3\u30af\u30a8\u30f3\u30b8\u30f3\u30e9\u30a4\u30c8<\/strong>\u3055\u3089\u306b\u3001\u54c1\u8cea\u3068\u5bff\u547d\u306f&nbsp;<strong>\u8cb4\u91d1\u5c5e<\/strong>&nbsp;\u4f7f\u7528\u3055\u308c\u308b&nbsp;<strong>\u30a2\u30d5\u30bf\u30fc\u30de\u30fc\u30b1\u30c3\u30c8<\/strong>&nbsp;\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306b\u3088\u3063\u3066\u6027\u80fd\u304c\u5927\u304d\u304f\u7570\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u6700\u9069\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u4fdd\u8a3c\u306e\u305f\u3081\u306b&nbsp;<strong>\u6392\u51fa<\/strong>&nbsp;\u7279\u306b\u8907\u6570\u306e&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>s\u3001&nbsp;<strong>OEM<\/strong>&nbsp;\u307e\u305f\u306f\u9ad8\u54c1\u8cea&nbsp;<strong>\u76f4\u63a5\u30d5\u30a3\u30c3\u30c8<\/strong>&nbsp;\u4e00\u822c\u7684\u306b\u306f\u3001\u5143\u306e\u30c7\u30b6\u30a4\u30f3\u3092\u53cd\u6620\u3057\u305f\u4ea4\u63db\u54c1\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002\u4f4e\u54c1\u8cea\u306e\u3082\u306e\u3092\u9078\u3076\u3068\u3001&nbsp;<strong>\u30a2\u30d5\u30bf\u30fc\u30de\u30fc\u30b1\u30c3\u30c8<\/strong>&nbsp;\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306f\u3001&nbsp;<strong>\u76d7\u96e3\u306e\u5371\u967a<\/strong>&nbsp;\u542b\u6709\u91cf\u304c\u5c11\u306a\u3044\u5834\u5408&nbsp;<strong>\u8cb4\u91cd\u306a\u8cb4\u91d1\u5c5e<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"10-with-the-rise-of-converter-thefts-does-having-multiple-units-increase-the-risk-of-theft-\">10. \u306e\u53f0\u982d\u3068\u3068\u3082\u306b&nbsp;<strong>\u30b3\u30f3\u30d0\u30fc\u30bf\u306e\u76d7\u96e3<\/strong>\u8907\u6570\u306e\u30e6\u30cb\u30c3\u30c8\u3092\u6301\u3064\u3053\u3068\u3067\u3001&nbsp;<strong>\u76d7\u96e3\u306e\u5371\u967a<\/strong>?<\/h2>\n\n\n\n<p>\u6b8b\u5ff5\u306a\u3053\u3068\u306b\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u306e\u76d7\u96e3<\/strong>&nbsp;\u8eca\u306e\u6240\u6709\u8005\u306b\u3068\u3063\u3066\u5927\u304d\u306a\u61f8\u5ff5\u4e8b\u9805\u3067\u3059\u3002&nbsp;<strong>\u8cb4\u91d1\u5c5e<\/strong>&nbsp;\u30b3\u30f3\u30d0\u30fc\u30bf\u5185\u90e8\u3001\u7279\u306b&nbsp;<strong>\u767d\u91d1<\/strong>,&nbsp;<strong>\u30d1\u30e9\u30b8\u30a6\u30e0<\/strong>\u3001 \u305d\u3057\u3066&nbsp;<strong>\u30ed\u30b8\u30a6\u30e0<\/strong>\u304c\u72af\u7f6a\u5897\u52a0\u306e\u8981\u56e0\u3068\u306a\u3063\u3066\u3044\u308b\u3002\u8907\u6570\u306e&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u3001\u3088\u308a\u5927\u304d\u306a\u30bf\u30fc\u30b2\u30c3\u30c8\u3068\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b&nbsp;<strong>\u6ce5\u68d2<\/strong>\u8eca\u4e21\u306b\u642d\u8f09\u3055\u308c\u3066\u3044\u308b\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u6570\u304c\u591a\u3044\u307b\u3069\u3001&nbsp;<strong>\u8cb4\u91d1\u5c5e<\/strong>&nbsp;\u305d\u308c\u3089\u3092\u307e\u3068\u3081\u3066\u62bd\u51fa\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u5bb9\u6613\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u3092\u5099\u3048\u305f\u8eca\u4e21\u306b\u7279\u306b\u5f53\u3066\u306f\u307e\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1024\" height=\"635\" src=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Why-Catalytic-Converters-Are-Stolen-How-to-Prevent-It.jpg\" alt=\"Why Catalytic Converters Are Stolen &amp; How to Prevent It\" class=\"wp-image-3320\" title=\"\" srcset=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Why-Catalytic-Converters-Are-Stolen-How-to-Prevent-It.jpg 1024w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Why-Catalytic-Converters-Are-Stolen-How-to-Prevent-It-300x186.jpg 300w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Why-Catalytic-Converters-Are-Stolen-How-to-Prevent-It-768x476.jpg 768w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Why-Catalytic-Converters-Are-Stolen-How-to-Prevent-It-18x12.jpg 18w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Why-Catalytic-Converters-Are-Stolen-How-to-Prevent-It-600x372.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/3waycatalyst.com\/ja\/why-catalytic-converters-are-being-stolen-how-u-can-prevent-it\/\">\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u304c\u76d7\u96e3\u3055\u308c\u308b\u7406\u7531\u3068\u305d\u308c\u3092\u9632\u3050\u65b9\u6cd5<\/a><\/figcaption><\/figure>\n\n\n\n<p>\u3057\u304b\u3057\u3001&nbsp;<strong>\u76d7\u96e3\u306e\u5371\u967a<\/strong>&nbsp;\u591a\u304f\u306e\u5834\u5408\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\uff08s\uff09\u3068\u8a8d\u8b58\u3055\u308c\u305f\u4fa1\u5024&nbsp;<strong>\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u5185\u306e\u91d1\u5c5e<\/strong>\u4e00\u90e8\u306e\u8eca\u4e21\u3067\u306f\u3001\u4ed6\u306e\u8eca\u4e21\u3088\u308a\u3082\u9732\u51fa\u5ea6\u304c\u9ad8\u304f\u3001\u5207\u65ad\u3055\u308c\u3084\u3059\u3044\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u304c\u642d\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u8907\u6570\u306e\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u3092\u642d\u8f09\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5927\u304d\u306a\u5229\u76ca\u304c\u5f97\u3089\u308c\u308b\u3088\u3046\u306b\u601d\u3048\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001&nbsp;<strong>\u6ce5\u68d2<\/strong>\u3001\u9ad8\u6fc3\u5ea6\u306e\u5358\u4e00\u306e\u3001\u30a2\u30af\u30bb\u30b9\u3057\u3084\u3059\u3044\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc&nbsp;<strong>\u8cb4\u91cd\u306a\u8cb4\u91d1\u5c5e<\/strong>&nbsp;\u540c\u3058\u3088\u3046\u306b\u8106\u5f31\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002&nbsp;<strong>\u76d7\u96e3\u9632\u6b62\u306b\u5f79\u7acb\u3064<\/strong>\u76d7\u96e3\u9632\u6b62\u88c5\u7f6e\u306e\u8a2d\u7f6e\u3001\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u3078\u306eVIN\u306e\u523b\u5370\u3001\u660e\u308b\u304f\u5b89\u5168\u306a\u5834\u6240\u306b\u99d0\u8eca\u3001\u99d0\u8eca\u306e\u9ad8\u3055\u3092\u8abf\u6574\u3057\u3066\u30a2\u30af\u30bb\u30b9\u3092\u56f0\u96e3\u306b\u3059\u308b\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u8b1b\u3058\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u8eca\u4e21\u306b1\u53f0\u307e\u305f\u306f\u8907\u6570\u306e&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u3057\u305f\u304c\u3063\u3066\u3001\u4eca\u65e5\u306e\u74b0\u5883\u3067\u306f\u4e88\u9632\u7b56\u3092\u8b1b\u3058\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7d50\u8ad6<\/h2>\n\n\n\n<p>\u8eca\u306b3\u3064\u306e\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u304c\u642d\u8f09\u3055\u308c\u3066\u3044\u308b\u7406\u7531\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u8eca\u306e\u6392\u30ac\u30b9\u898f\u5236\u306e\u91cd\u8981\u6027\u3092\u7406\u89e3\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306f\u3001\u5927\u6c17\u6c5a\u67d3\u306e\u4f4e\u6e1b\u3001\u8eca\u4e21\u306e\u6392\u30ac\u30b9\u898f\u5236\u3078\u306e\u9069\u5408\u3001\u305d\u3057\u3066\u8eca\u4e21\u306e\u6027\u80fd\u7dad\u6301\u306b\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u5185\u90e8\u306b\u8cb4\u91d1\u5c5e\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u76d7\u96e3\u306e\u6a19\u7684\u3068\u306a\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002\u9069\u5207\u306a\u4e88\u9632\u63aa\u7f6e\u3092\u8b1b\u3058\u308b\u3053\u3068\u3067\u3001\u3053\u308c\u3089\u306e\u91cd\u8981\u306a\u90e8\u54c1\u3092\u4fdd\u8b77\u3057\u3001\u8eca\u3092\u52b9\u7387\u7684\u304b\u3064\u30af\u30ea\u30fc\u30f3\u306b\u8d70\u3089\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"key-things-to-remember-\">\u899a\u3048\u3066\u304a\u304f\u3079\u304d\u91cd\u8981\u306a\u70b9:<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8907\u6570&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u306f\u3001\u307e\u3059\u307e\u3059\u53b3\u3057\u304f\u306a\u308b&nbsp;<strong>\u6392\u51fa\u57fa\u6e96<\/strong>.<\/li>\n\n\n\n<li>\u30d7\u30ec\u30ad\u30e3\u30c3\u30c8\u306f\u3001&nbsp;<strong>\u6392\u51fa<\/strong>\u30a8\u30f3\u30b8\u30f3\u306e\u6696\u6a5f\u6bb5\u968e\u4e2d\u3002<\/li>\n\n\n\n<li>\u30a8\u30f3\u30b8\u30f3\u69cb\u6210\u3068&nbsp;<strong>\u6392\u6c17\u30b7\u30b9\u30c6\u30e0<\/strong>&nbsp;\u30c7\u30b6\u30a4\u30f3\u306f\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u79d2\u3002<\/li>\n\n\n\n<li>\u4e3b\u306a\u76ee\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u9069\u5207\u306b\u8a2d\u8a08\u3055\u308c\u305f\u30de\u30eb\u30c1\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u30b7\u30b9\u30c6\u30e0\u306f\u3001&nbsp;<strong>\u6392\u6c17<\/strong>&nbsp;\u30d0\u30c3\u30af\u30d7\u30ec\u30c3\u30b7\u30e3\u30fc\u3002<\/li>\n\n\n\n<li>\u7570\u306a\u308b\u30a8\u30f3\u30b8\u30f3\u30bf\u30a4\u30d7\u306e\u8eca\u4e21\u3067\u306f\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u79d2\u3002<\/li>\n\n\n\n<li>\u9178\u7d20\u30bb\u30f3\u30b5\u30fc\u306f\u3001&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u30b7\u30b9\u30c6\u30e0\u3002<\/li>\n\n\n\n<li><strong>OEM<\/strong>&nbsp;\u307e\u305f\u306f&nbsp;<strong>\u76f4\u63a5\u30d5\u30a3\u30c3\u30c8<\/strong>&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u7279\u306b\u8907\u6570\u306e\u30e6\u30cb\u30c3\u30c8\u304c\u5143\u3005\u88c5\u5099\u3055\u308c\u3066\u3044\u305f\u8eca\u4e21\u306e\u5834\u5408\u3001\u4e00\u822c\u7684\u306b\u306f\u4ea4\u63db\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u8907\u6570\u306e&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>\u306f\u3088\u308a\u5927\u304d\u306a\u30bf\u30fc\u30b2\u30c3\u30c8\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u308b\u304b\u3082\u3057\u308c\u306a\u3044&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u306e\u76d7\u96e3<\/strong>&nbsp;\u3055\u3089\u306a\u308b\u53ef\u80fd\u6027\u306e\u305f\u3081&nbsp;<strong>\u8cb4\u91d1\u5c5e<\/strong>.<\/li>\n\n\n\n<li>\u4e88\u9632\u63aa\u7f6e\u3092\u8b1b\u3058\u308b\u3053\u3068\u306f\u3001\u3042\u306a\u305f\u306e&nbsp;<strong>\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong>&nbsp;\u304b\u3089&nbsp;<strong>\u6ce5\u68d2<\/strong>\u8eca\u4e21\u306b\u30e6\u30cb\u30c3\u30c8\u304c 1 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