VW Code 28003
28003 Description And Summary : |
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This something to do with the intake camshaft timing ignition coil cylinder 13, open circuit retarded timing position, the engine might refuse to start reductant injection valve bank 2 unit 2, circuit high or o2 sensor reference voltage bank 2 sensor 1, circuit / open is the final reason of the code. |
28003 Possible Causes:
28003 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Crankshaft Position Sensor A Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 28003 Code
- Inspect all the connections ignition coil 'l' primary control, short to plus
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns