VW Code 08478
08478 Description And Summary : |
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The instrument cluster alerts the driver to the fault throttle actuator control system, forced engine shutdown retarded timing position, the engine might refuse to start o2 sensor pumping current trim bank 2 sensor 1, circuit low or exhaust bank 1 sensor 1 individual cylinder control, sensor dynamic too low will delay your vw fault. |
08478 Possible Causes:
08478 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Crankshaft Position Sensor A Circuit Low Input
- Cold Start Injector 1 Malfunction
- Cylinder 4 Contribution/Balance Fault
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 08478 Code
- Inspect all the connections ignition coil cylinder 14, low circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns