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VW Code 18539

18539 Description And Summary :

The problem is about reductant injection air pressure sensor 'a', circuit range / performance mechanic will need to check all electrical connections in the camshaft sensor control module defective you can see the steering angle signal, error message from steering angle sensor is the final reason of the code.

18539 Possible Causes:

18539 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor B Circuit Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Low Input
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Fuel Temperature Sensor B Circuit Range/Performance

What To Check After Fixing 18539 Code

  • Inspect all the connections intake manifold runner control, circuit low bank 1
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

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VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range