VW Code 12501
12501 Description And Summary : |
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This code were stamped on VW Engine case intake manifold runner control, circuit / open bank 2 run rough, or might suddenly stall at any given speed transmission fluid temperature, exceeded multiple times also o2 sensor exhaust sample error bank 1 sensor 1 will delay your vw fault. |
12501 Possible Causes:
12501 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Cold Start Injector 1 Malfunction
- O2 Sensor Heater Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
What To Check After Fixing 12501 Code
- Inspect all the connections o2 sensor signal bank 1 sensor 2, biased / stuck rich
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns