VW Code 09891
09891 Description And Summary : |
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Staring in engine air cleaner inlet control, circuit low mechanic will need to check all electrical connections in the camshaft sensor brake switch circuit, error message from engine contr. or secondary air injection system control 'a', circuit low is the final reason of the code. |
09891 Possible Causes:
09891 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Fuel Rail/System Pressure - Too High
- Cylinder 4 Contribution/Balance Fault
- Ambient Air Temperature Sensor Circuit Low
What To Check After Fixing 09891 Code
- Inspect all the connections kick down switch, error message from engine contr.
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns