RAM · 2025-04-28
Malfunction Indicator Lamp (MIL) Illuminated. Diagnostic Trouble Codes (DTCs) P22A1 – NOx Sensor Circuit High, Bank 1 Sensor 2, and P20EE – NOx Catalyst Efficiency Below Threshold, Setting.
P22A1 · Manufacturer communications
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
P22A1 ← What does this code mean?1 Results