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Home >> Chrysler >> 2011 >> 300 Base, Gas >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (6.7L Diesel - DTCS - P21C4 To U1601 - 3500 Cab & Chassis) >> Diagnosis and Testing >> P22A7-NOx SENSOR HEATER CIRCUIT PERFORMANCE - BANK 1 SENSOR 2 >> Code Description >> When Monitored:

When Monitored:

WARNING: This page is about a different car, the 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

When the engine is running and the exhaust temperature at NOx Sensor 1/2 is above 150°C (302°F).

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