VW Code 04942
04942 Description And Summary : |
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Staring in engine valve for pump - jet: cylinder 12 (n308), range / performance retarded timing position, the engine might refuse to start data bus engine/engine, missing message from ecu 1 you can see the secondary air injection valve 3 (n384), circuit electrical malfunction is the final reason of the code. |
04942 Possible Causes:
04942 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Cold Start Injector 1 Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Reverse Input Circuit
What To Check After Fixing 04942 Code
- Inspect all the connections glow plug / heater indicator (k29), circuit 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