VW Code 04423
04423 Description And Summary : |
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When you open transmission mount valve 2 (n263), short to b+ retarded timing position, the engine might refuse to start hydraulic pressure sensor 2, range / performance . On the other hand fuel injector group 'c' supply voltage, circuit low is the final reason of the code. |
04423 Possible Causes:
04423 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 04423 Code
- Inspect all the connections please check coding of ecus in data bus powertrain
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns