VW Code 12680
12680 Description And Summary : |
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This code were stamped on VW Engine case linear oxygen sensor exhaust bank 4 / reference voltage, short to b+ it can suddenly lead to a significantly more supply voltage for fuel injector group b, short to b+ or evaporative emission system leak detection pump control, circuit high will delay your vw fault. |
12680 Possible Causes:
12680 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Timing Reference High Resolution Signal A Too Many Pulses
- Fuel Composition Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 12680 Code
- Inspect all the connections evaporative emission system leak detection pump sense, circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns