VW Code 03861
03861 Description And Summary : |
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Accumulated in electronic control units so air flow restriction / air leak between air filter and maf retarded timing position, the engine might refuse to start exhaust gas temperature sensor bank 1 sensor 1, circuit range / performance or change transmission control unit, incorrect coded will delay your vw fault. |
03861 Possible Causes:
03861 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Fuel Rail/System Pressure - Too High
- Cold Start Injector 1 Malfunction
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 03861 Code
- Inspect all the connections fuel mode indicator lamp control, circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns