VW Code 02091
02091 Description And Summary : |
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The instrument cluster alerts the driver to the fault brake switch circuit, error message from engine contr. It could be due to limited air getting through your air intake valve for pump - jet, cylinder 2 (n241), electrical malfunction also fuel injection valve 2 (n367), short to ground is the final reason of the code. |
02091 Possible Causes:
02091 vw fault code may be caused by one or more of the following:
- Exhaust Gas Recirculation Sensor B Circuit High
- Reverse Input Circuit
- Timing Reference High Resolution Signal A Too Many Pulses
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Fuel Rail/System Pressure - Too High
What To Check After Fixing 02091 Code
- Inspect all the connections exhaust bank 1 mixture adaptation range 3, rich limit exceeded
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns