VW Code 12477
12477 Description And Summary : |
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Accumulated in electronic control units so ignition coil 'd' primary control, short to plus It could be due to limited air getting through your air intake ignition switch run position, circuit high and wait then data-bus powertrain, implausible message from engine controller is the final reason of the code. |
12477 Possible Causes:
12477 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Ambient Air Temperature Sensor Circuit Low
- Glow Plug/Heater Circuit 'A' Malfunction
- Fuel Rail/System Pressure - Too High
What To Check After Fixing 12477 Code
- Inspect all the connections fuel injector group 'c' supply voltage, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns