FITMENT
Compatible with RAM diesel vehicles equipped with SCR (Selective Catalytic Reduction) systems requiring NOx monitoring.
Common applications include RAM EcoDiesel / Cummins diesel platforms using reference SNS142 / 68210084AA.

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

Q2: Where is it installed?
A2: It is installed in the exhaust system before or after the SCR catalyst depending on the vehicle’s emission layout.

Q3: What are symptoms of failure?
A3: Check engine light, SCR/AdBlue warning messages, stored NOx sensor fault codes, and possible reduced engine performance or limp mode.

Q4: Is it compatible with all RAM trucks?
A4: No, compatibility depends on engine type, model year, and SCR system configuration.