VW Code 04901
04901 Description And Summary : |
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When you open control module 1 for cooling fan, excess temperature It could be due to limited air getting through your air intake intake manifold runner position sensor / switch, circuit high bank 1 or injector control pressure sensor, circuit low will delay your vw fault. |
04901 Possible Causes:
04901 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- O2 Sensor Heater Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Crankshaft Position Sensor A Circuit Low Input
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 04901 Code
- Inspect all the connections power supply, malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns