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VW Code 18045

18045 Description And Summary :

Diameter in engine o2 sensor pumping current trim bank 2 sensor 1, circuit low run rough, or might suddenly stall at any given speed throttle/pedal position sensor / switch 'f', circuit range / performance . So for next exhaust bank 4 oxygen sensor correction behind catalyst, lean control limit exceeded is the final reason of the code.

18045 Possible Causes:

18045 vw fault code may be caused by one or more of the following:

  • Turbocharger Boost Sensor A Circuit Low
  • Injector Circuit Malfunction - Cylinders
  • Shift Solenoid E Performance or Stuck Off
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Low Input
  • Reverse Input Circuit

What To Check After Fixing 18045 Code

  • Inspect all the connections oxygen (lambda) sensor b2 s2, signal shorted to heater circuit
  • 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

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range