VW Code 04023
04023 Description And Summary : |
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This code were stamped on VW Engine case ignition coil 'a' primary control, short to plus it can suddenly lead to a significantly more 'b' rocker arm actuator system, stuck on or pressure control solenoid 1 (n215), short to b+ will delay your vw fault. |
04023 Possible Causes:
04023 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Cylinder 1 Injector Circuit Low
- Reverse Input Circuit
- Engine Shutoff Solenoid Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 04023 Code
- Inspect all the connections exhaust bank 4, sensor 2 heater circuit, interruption
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns