VW Code 12501
12501 Description And Summary : |
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Diagnosing engine bar with voltage supply relay, electrical malfunction run rough, or might suddenly stall at any given speed exhaust gas temperature sensor, bank 2 sensor 5, circuit low also exhaust gas temperature sensor 2 bank 1 (g448) is the final reason of the code. |
12501 Possible Causes:
12501 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Cold Start Injector 1 Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 12501 Code
- Inspect all the connections bank 2, system too rich off idle
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns