P22A1 error code
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Junior Member
Joined: Nov 2020
Posts: 22
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R350 Bluetec
P22A1 error code
Hey All!
The 2011 R350 CEL is on and I am getting P22A1 NOx Sensor Circuit High (B1S2) error code. Anyone experience this issue and have a DIY fix? If the sensor needs to be replaced, I can use the part#. Any assistance would be appreciated. Thank you!
The 2011 R350 CEL is on and I am getting P22A1 NOx Sensor Circuit High (B1S2) error code. Anyone experience this issue and have a DIY fix? If the sensor needs to be replaced, I can use the part#. Any assistance would be appreciated. Thank you!
