FITMENT
Compatible with John Deere diesel machinery and agricultural equipment equipped with SCR (Selective Catalytic Reduction) systems requiring NOx monitoring.
Common applications include John Deere engines using reference 5WK96774 / RE552183.

FAQ
Q1: What is the function of this NOx sensor?
A1: It measures nitrogen oxide (NOx) levels in exhaust gases and sends real-time data to the ECU to control DEF (AdBlue) dosing and maintain emissions compliance.

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

Q3: What are symptoms of failure?
A3: Engine warning light, SCR system fault codes, reduced engine performance, and possible derating in machinery operation.

Q4: Is it compatible with all John Deere equipment?
A4: No, compatibility depends on engine model, emissions standard, and SCR system setup.