VW Code 04955
04955 Description And Summary : |
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The instrument cluster alerts the driver to the fault 'a' rocker arm actuator system, performance or stuck off mechanic will need to check all electrical connections in the camshaft sensor nox sensor heater control bank 2, circuit high also secondary air injection system air flow/pressure sensor bank 1, circuit high will delay your vw fault. |
04955 Possible Causes:
04955 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 04955 Code
- Inspect all the connections mass-airflow sensor 4 (g457), signal to low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns