FITMENT
Compatible with BMW AG diesel vehicles equipped with SCR (Selective Catalytic Reduction) exhaust systems requiring NOx monitoring.
Common applications include BMW diesel passenger vehicles using reference 0281007667 / 0281007668.

FAQ
Q1: What does this NOx sensor do?
A1: It measures nitrogen oxide concentration in exhaust gases and sends data to the engine control unit for emissions management.

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

Q3: What are symptoms of failure?
A3: Engine warning light, emissions-related fault codes, and reduced SCR system efficiency.

Q4: Is it compatible with all BMW diesel models?
A4: No, compatibility depends on the exact engine type and emissions system configuration.