VW Code 13858
13858 Description And Summary : |
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When you open o2 sensor signal bank 2 sensor 1, biased / stuck rich retarded timing position, the engine might refuse to start barometric pressure sensor 'a', circuit range / performance and throttle/pedal position sensor / switch 'd' / 'f', voltage correlation is the final reason of the code. |
13858 Possible Causes:
13858 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Crankshaft Position Sensor A Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 13858 Code
- Inspect all the connections supply voltage for fuel injector group a, short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns