VW Code 18591
18591 Description And Summary : |
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Diagnosing engine bar with fuel pressure regulator 2 control circuit high It could be due to limited air getting through your air intake valve for exhaust flap 1 (n321), open circuit you can see the control module defective is the final reason of the code. |
18591 Possible Causes:
18591 vw fault code may be caused by one or more of the following:
- Cold Start Injector 1 Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cylinder 10 Contribution/balance Fault
- Shift Solenoid E Performance or Stuck Off
- Fuel Rail/System Pressure - Too High
- Ambient Air Temperature Sensor Circuit Low
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 18591 Code
- Inspect all the connections valve for exhaust flap 2 (n322), 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