VW Code 08688
08688 Description And Summary : |
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The problem is about relays for electrical fuel pump 2 (j49), interruption/short-circuit after mass causes include a bad boost pressure sensor or a vacuum leak in the system control module defective . So for next reductant / regeneration supply control, circuit high will delay your vw fault. |
08688 Possible Causes:
08688 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Ambient Air Temperature Sensor Circuit Low
What To Check After Fixing 08688 Code
- Inspect all the connections engine coolant bypass valve, 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