VW Code 12078
12078 Description And Summary : |
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This something to do with the intake camshaft timing low pressure fuel system sensor (g410), circuit high retarded timing position, the engine might refuse to start throttle/pedal position sensor 'd', minimum stop performance you can see the engine coolant temperature signal, short to ground is the final reason of the code. |
12078 Possible Causes:
12078 vw fault code may be caused by one or more of the following:
- Timing Reference High Resolution Signal A Too Many Pulses
- Shift Solenoid E Performance or Stuck Off
- O2 Sensor Heater Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 12078 Code
- Inspect all the connections please check dtc memory of engine ecu
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns