VW Code 18904
18904 Description And Summary : |
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The instrument cluster alerts the driver to the fault pressure control valve 4 (n218), short to plus it can suddenly lead to a significantly more supply voltage for fuel injector group a, open circuit . On the other hand linear oxygen sensor exhaust bank 3 / pump current, short to b+ is the final reason of the code. |
18904 Possible Causes:
18904 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 4 Contribution/Balance Fault
- Cold Start Injector 1 Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
What To Check After Fixing 18904 Code
- Inspect all the connections clutch pedal position (cpp) switch (f194), implausible signal
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns