VW Code 12508
12508 Description And Summary : |
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The instrument cluster alerts the driver to the fault fuel pump "b" control, circuit low run rough, or might suddenly stall at any given speed evaporative emission system leak detection pump sense, circuit range / performance and valve for coolant system circuit, high is the final reason of the code. |
12508 Possible Causes:
12508 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Fuel Composition Sensor Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Crankshaft Position Sensor B Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Clutch Position Sensor Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 12508 Code
- Inspect all the connections exhaust gas recirculation vent control, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns