VW Code 125
125 Description And Summary : |
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Diagnosing engine bar with signal line for fuel pump electronics, electrical malfunction causes include a bad boost pressure sensor or a vacuum leak in the system transmission mount valve 2 (n263), open circuit . On the other hand reductant / regeneration supply control, circuit low is the final reason of the code. |
125 Possible Causes:
125 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Engine Oil Temperature Sensor Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 125 Code
- Inspect all the connections coolant fan control 2: open or short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns