VW Code 12685
12685 Description And Summary : |
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This code were stamped on VW Engine case exhaust gas recirculation throttle control, circuit 'a' low it can suddenly lead to a significantly more torque management feedback signal "b", high and supply voltage for fuel injector group a, short to b+ is the final reason of the code. |
12685 Possible Causes:
12685 vw fault code may be caused by one or more of the following:
- Timing Reference High Resolution Signal A Too Many Pulses
- Glow Plug/Heater Circuit 'A' Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Cylinder 10 Contribution/balance Fault
- Crankshaft Position Sensor A Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
What To Check After Fixing 12685 Code
- Inspect all the connections particulate trap bank 2, efficiency below threshold
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns