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VW Code 03744

03744 Description And Summary :

Staring in engine control module 2 for cooling fan, faulty retarded timing position, the engine might refuse to start throttle angle signal stuck on . On the other hand throttle actuator control system, stuck open is the final reason of the code.

03744 Possible Causes:

03744 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Low Input
  • Fuel Composition Sensor Circuit Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Clutch Position Sensor Circuit Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Cylinder 1 Injector Circuit Low

What To Check After Fixing 03744 Code

  • Inspect all the connections engine coolant bypass valve, control circuit 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