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VW Code 03791

03791 Description And Summary :

Diameter in engine relays for small amount of heat (j359), short-circuit after pluses to change the oil filter and use the recommended engine oil to avoid any problems in the future so engine temperature too low . So for next fuel injection valve 4 (n369), short to b+ is the final reason of the code.

03791 Possible Causes:

03791 vw fault code may be caused by one or more of the following:

  • Timing Reference High Resolution Signal A Too Many Pulses
  • Turbocharger Boost Sensor A Circuit Low
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Clutch Position Sensor Circuit Malfunction
  • Fuel Composition Sensor Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Low Input
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

What To Check After Fixing 03791 Code

  • Inspect all the connections valve for torque support mount, open 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