NOx Sensor for Peugeot and Citroen 1.6L and 2.0L HDi BlueHDi Diesel Engines, Emissions Monitoring Replacement Part
Upgrade your diesel engine’s efficiency and emission control with this Nitrogen-Oxygen (NOx) Sensor replacement for Peugeot and Citroën 1.6 and 2.0 BlueHDi HDi engines. This sensor is designed to monitor the oxygen content in the exhaust, feeding precise data back to the engine control unit to optimize fuel injection and maintain the best combustion performance. When the NOx sensor is worn or faulty, fuel economy can drop and emissions can rise; this replacement helps restore accurate readings and reliable engine behavior, keeping your vehicle compliant with modern diesel standards.
Designed to fit a wide range of models, this sensor complements the factory system by matching the original sockets and mounting points for a straightforward, direct replacement. Built with sturdy metal alloy and ABS materials, it’s engineered for durability in daily driving and rough road conditions. The part numbers 821120980, 9678570780, 5WK9 6746A, and 5WK96746A are provided for reference to help confirm OE compatibility before purchase. All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty. Providing quality and trusted service since 2002 at intercyprus.com.
To help you get the most from your purchase, this NOx sensor is a reliable drop-in replacement for a variety of Citroën and Peugeot models, including but not limited to C3, C4, DS3, DS4, DS5, 208, 308, 2008, and 5008, along with related variants and engine configurations such as 1.6 HDi and 2.0 BlueHDi. This ensures you can maintain proper exhaust gas composition, optimize fuel use, and keep your vehicle performing at its best without long downtime.
Benefits & Tips
- Restores precise oxygen sensing to support optimal fuel injection and combustion efficiency, helping reduce harmful emissions.
- Direct replacement with sockets matched to the original car simplifies installation and preserves accurate sensor data to the ECU.
- Verify compatibility by checking OE references (9678570780, 5WK9 6746A, 5WK96746A, 821120980) and model applicability listed in the product notes to ensure a correct fit.
Product specifications
- Item Type: Nitrogen Oxygen Sensor
- Function: Detects exhaust oxygen content to adjust fuel injection, improve combustion efficiency, reduce emissions, and support environmental protection.
- OE Numbers (reference): 9678570780, 5WK9 6746A, 5WK96746A, 821120980
- Compatible models: Replacement for C3, C4 DS3, DS4, DS5, 208, 308, 2008, 5008, C4 Picasso, C3 Picasso, Berlingo, DS3, DS4, Partner MK3, Partner Tepee, 308 T9 Hatchback, 308 SW, 5008, 508 (1.6 HDi / 2.0 BlueHDI, EURO6), and related 1.6L / 2.0L BlueHDI engines
- Engine types: 1.6 HDi / 2.0 HDi (BlueHDI) variants
- Material: Durable metal alloy and ABS components for high durability and stability
- Installation note: Direct replacement; joint sockets are matched to the original vehicle wiring
Package includes:
- 1 x Nitrogen Oxygen Sensor
Warnings/Reminders
- Please double check the part number of your item; matching information is for reference only.
- If you are unsure about compatibility, please consult your vehicle’s service manual or contact support for confirmation before purchasing.
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