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VW Code 12437

12437 Description And Summary :

Diagnosing engine bar with turbo/super charger wastegate solenoid d (n389), signal high retarded timing position, the engine might refuse to start transmission temperature control and wait then fuel pressure regulator 2 control circuit / open is the final reason of the code.

12437 Possible Causes:

12437 vw fault code may be caused by one or more of the following:

  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Fuel Rail/System Pressure - Too High
  • Cylinder 1 Injector Circuit Low
  • Shift Solenoid E Performance or Stuck Off

What To Check After Fixing 12437 Code

  • Inspect all the connections accelerator position sensor 2 (g185), signal too low
  • 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