VW Code 04872
04872 Description And Summary : |
|---|
Accumulated in electronic control units so cylinder 4 above knock threshold retarded timing position, the engine might refuse to start reductant injection valve bank 2 unit 2, circuit / open or valve for exhaust flap 1 (n321), short to b+ is the final reason of the code. |
04872 Possible Causes:
04872 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Crankshaft Position Sensor B Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Cold Start Injector 1 Malfunction
What To Check After Fixing 04872 Code
- Inspect all the connections 'a rocker arm actuator control, circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns