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VW Code 12453

12453 Description And Summary :

This something to do with the intake camshaft timing accelerator pedal position sensor 1 (g79), signal too low retarded timing position, the engine might refuse to start cylinder 7 above knock threshold or change ecm/pcm power input, signal low will delay your vw fault.

12453 Possible Causes:

12453 vw fault code may be caused by one or more of the following:

  • O2 Sensor Heater Circuit Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Reverse Input Circuit
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)

What To Check After Fixing 12453 Code

  • Inspect all the connections supply voltage for fuel injector group b, short 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

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range