VW Code 04056
04056 Description And Summary : |
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This something to do with the intake camshaft timing exhaust aftertreatment fuel injector 'a', performance it can suddenly lead to a significantly more pressure control solenoid 4 (n218), electrical malfunction also exhaust gas recirculation throttle control, circuit 'a' low will delay your vw fault. |
04056 Possible Causes:
04056 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Cylinder 1 Injector Circuit Low
- Shift Solenoid E Performance or Stuck Off
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 04056 Code
- Inspect all the connections reversing light, circuit short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns