Fitment
Compatible with Euro 6 diesel emission systems

Vehicle applications include:
Peugeot 3008
Peugeot 5008
Peugeot 508
Citroën Berlingo
Citroën C5
Peugeot Expert
Other PSA Group diesel vehicles using part number 9821121180 / 982112118

FAQ

Q1: What is the function of this NOx sensor?
A1: It measures nitrogen oxide concentration in diesel exhaust to support SCR urea injection control and emission reduction.

Q2: Where is this sensor installed?
A2: It is installed in the exhaust aftertreatment system, typically before or after the SCR catalyst depending on configuration.

Q3: Is part number matching required?
A3: Yes, exact part number 9821121180 (and cross reference 982112118) must match for correct compatibility.

Q4: Is this used in BlueHDi engines?
A4: Yes, it is commonly used in Euro 6 BlueHDi diesel systems across PSA vehicles.

Q5: What are common failure symptoms?
A5: Engine warning light, AdBlue system faults, NOx sensor error codes, or reduced engine performance mode.