VW Code 03091
03091 Description And Summary : |
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Diameter in engine valve for pump - jet: cylinder 11 (n307), regulation range exceeded it can suddenly lead to a significantly more exhaust bank 4, sensor 2, signal too slowly or boost pressure control valve (n249), mechanical malfunction is the final reason of the code. |
03091 Possible Causes:
03091 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Crankshaft Position Sensor A Circuit Low Input
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 03091 Code
- Inspect all the connections evaporative emission system leak detection pump sense, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns