VW Code 09911
09911 Description And Summary : |
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Diameter in engine o2 sensor signal bank 2 sensor 2, biased / stuck lean causes include a bad boost pressure sensor or a vacuum leak in the system rough road / engine torque signal from abs; electrical malfunction . So for next data bus powertrain, missing message from a/c controller will delay your vw fault. |
09911 Possible Causes:
09911 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Reverse Input Circuit
- Cylinder 1 Injector Circuit Low
- Fuel Composition Sensor Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Ambient Air Temperature Sensor Circuit Low
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
What To Check After Fixing 09911 Code
- Inspect all the connections outside temperature sensor 2 (g249), open to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns