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The 1628.HQ Oxygen Sensor is a 4-wire direct-fit O2 sensor designed for compatible Peugeot and Citroen applications.
Designed as a direct replacement for the original oxygen sensor, this 1628.HQ oxygen sensor is engineered for accurate exhaust oxygen measurement and reliable engine management.
Featuring a 4-wire design, male 4-pin plug, stainless steel and ceramic construction, this downstream O2 sensor provides a convenient plug-and-play replacement for compatible Peugeot and Citroen applications.
It is an ideal solution for repair shops, auto parts distributors, wholesalers, and vehicle owners looking to replace a worn or faulty oxygen sensor without unnecessary wiring modifications.
Designed to replace the original oxygen sensor with a matching 4-pin male connector, helping simplify installation and reduce the need for wiring modifications.
The 4-wire configuration provides the required sensor connections for compatible vehicle applications and supports reliable exhaust oxygen measurement.
Designed for installation in the rear/downstream oxygen sensor position, making it suitable for vehicles requiring a downstream O2 sensor replacement.
Manufactured with stainless steel and ceramic core materials to provide durability under the demanding temperature and operating conditions of an automotive exhaust system.
Reference OE No. 1628HQ / 1628.HQ, with 1628EC and 1268EC listed as applicable reference numbers for product identification and compatibility checking.
| Parámetro | Detalle |
|---|---|
| Nombre del producto | Oxygen Sensor / O2 Sensor |
| OE Number | 1628HQ |
| OE Reference | 1628.HQ |
| Interchange Part No. | 1628.HQ |
| Reference Numbers | 1628EC, 1268EC |
| Sensor Position | Rear / Downstream |
| Number of Wires | 4 Wires |
| Terminal Gender | Male |
| Connector | 4-Pin Plug |
| Tipo de ajuste | Direct Replacement / Plug and Play |
| Material | Stainless Steel & Ceramic Core |
| Condición | Nuevo |
| Objetivo | Reemplazo / Reparación |
| Solicitud | Peugeot & Citroen Vehicles |
| Vehicle Reference | Peugeot 307, Citroen C3, C4, C5 |
| Garantía | 1 año |
| Place of Origin | Porcelana |
Nota: OE numbers and vehicle applications are provided for reference only. Please confirm the original sensor number, connector, wire configuration, sensor position, and vehicle specifications before ordering.
A faulty or aging O2 sensor may trigger the check engine light and generate oxygen-sensor-related diagnostic trouble codes. Replacing the sensor with a compatible unit can help restore proper exhaust oxygen feedback.
The oxygen sensor provides exhaust oxygen information to the engine management system. A degraded sensor may provide inaccurate signals and affect the engine’s air-fuel control.
When an oxygen sensor is no longer operating correctly, the engine management system may not receive accurate exhaust feedback, potentially contributing to inefficient fuel consumption.
A properly functioning downstream oxygen sensor helps the vehicle’s control system monitor exhaust conditions. Replacing a failed sensor can be an important step when diagnosing emission-related problems.
El 1628.HQ / 1628HQ reference helps buyers identify the correct replacement sensor and compare it with the original vehicle component.
El 4-pin male plug and direct-fit configuration are designed for convenient replacement on compatible applications.
The plug-and-play design helps reduce installation complexity compared with universal sensors that require connector cutting or wire splicing.
A practical replacement option for auto repair shops, distributors, wholesalers, and aftermarket auto parts suppliers.
This 1628.HQ oxygen sensor is designed for compatible Peugeot and Citroen applications, including reference applications such as:
Peugeot 307
Citroen C3
Citroen C4
Citroen C5
Sensor Position: Rear / Downstream
Sensor Type: 4-Wire Oxygen Sensor
Connector: Male 4-Pin Plug
Mueble: Direct Replacement / Plug and Play
Before purchase, always compare the OE number, connector, wire count, sensor position, and original sensor appearance to ensure correct fitment.
Supplied as a new oxygen sensor for replacement and repair applications.
The combination of stainless steel and ceramic core materials is designed for use in automotive exhaust environments.
The integrated 4-pin male connector supports convenient installation on matching vehicle applications.
Each product is backed by a 1-year warranty for additional purchasing confidence.
This 1628.HQ O2 sensor is suitable for:
Auto Parts Wholesalers
Automotive Distributors
Repair Shops
Auto Parts Retailers
E-commerce Sellers
Importers
Aftermarket Replacement Parts Suppliers
For bulk purchasing, we can support product sourcing and supply according to customer requirements.
✓ OE reference: 1628HQ / 1628.HQ
✓ Interchange references: 1628EC / 1268EC
✓ Rear / downstream installation
✓ 4-wire configuration
✓ Male 4-pin connector
✓ Direct replacement / plug-and-play design
✓ New replacement part
✓ Stainless steel & ceramic construction
✓ Suitable for Peugeot and Citroen applications
✓ 1-year warranty
Before ordering the 1628.HQ oxygen sensor, please verify:
1. Original OE Number
Check whether your original sensor is marked 1628HQ / 1628.HQ.
2. Sensor Position
Confirm that the vehicle requires a rear/downstream oxygen sensor.
3. Wire Configuration
Verify that the original sensor uses a 4-wire configuration.
4. Connector Type
Check that the original connector is a compatible male 4-pin plug.
5. Vehicle Application
Confirm compatibility with your specific Peugeot or Citroen model, engine, year, and original sensor number.
The primary OE number is 1628HQ, also written as 1628.HQ.
Yes. This product uses a 4-wire configuration.
This product is designed for the rear/downstream sensor position.
Yes. It features a male 4-pin plug and is designed as a direct replacement for compatible applications.
The listed reference applications include Peugeot 307 and Citroen C3, C4 and C5. Exact compatibility should be confirmed using the original OE number, connector, wire configuration, and vehicle specifications.
The product uses stainless steel and ceramic core materials.
The product comes with a 1-year warranty.
Yes. It is suitable for wholesalers, distributors, repair shops, and aftermarket auto parts businesses. Contact us for bulk purchasing requirements.
Looking for a reliable 1628.HQ oxygen sensor, 1628EC O2 sensor, or 1268EC oxygen sensor for Peugeot or Citroen applications?
Contact us to confirm OE number, vehicle compatibility, connector specifications, bulk pricing, and availability before ordering.
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