Lambda sensor Citroen C5 2 (RD, TD) 2008–2017 3.0 HDi 240 DT20C 9665947380

Part type

Lambda sensor

Also known as

Oxygen sensor, O2 sensor

Manufacturer

Citroen

Model

C5 2 (RD, TD)

Years

2008–2017

Engine

3.0 HDi 240

Engine code

DT20C

SKU

4435808

OEM

9665947380

0281004121

Lambda sensor removed from a Citroën C5 2 (2008–2017) fitted with the 3.0 HDi 240 engine. This oxygen sensor monitors exhaust gas composition to help the engine control unit optimize fuel injection and emissions. OEM codes are 9665947380 and 0281004121. Verify the part number matches your original unit before ordering to ensure correct fitment.