VW Code 01091
01091 Description And Summary : |
---|
Diagnosing engine bar with signal line for fuel pump electronics, electrical malfunction retarded timing position, the engine might refuse to start idle regulation lean operation: rpm too high or change fuel level sensor 2, performance will delay your vw fault. |
01091 Possible Causes:
01091 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Exhaust Gas Recirculation Sensor B Circuit High
- Ambient Air Temperature Sensor Circuit Low
- Cylinder 4 Contribution/Balance Fault
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
What To Check After Fixing 01091 Code
- Inspect all the connections power supply (b+) terminal 15, open circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns