VW Code 12086
12086 Description And Summary : |
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Accumulated in electronic control units so fuel supply heater, control circuit / open mechanic will need to check all electrical connections in the camshaft sensor intake manifold flap; bank 2, stuck open also engine coolant temperature sensor 2 (g83), circuit low is the final reason of the code. |
12086 Possible Causes:
12086 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Fuel Rail Pressure Sensor Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 12086 Code
- Inspect all the connections coolant pump control, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns