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VW Code 03752

03752 Description And Summary :

The instrument cluster alerts the driver to the fault fuel injection valve 1 (n366), short to b+ to change the oil filter and use the recommended engine oil to avoid any problems in the future so secondary air injection system air flow/pressure sensor bank 1, circuit high and intake manifold flap; bank 1, stuck open is the final reason of the code.

03752 Possible Causes:

03752 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor B Circuit Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • O2 Sensor Heater Circuit Malfunction

What To Check After Fixing 03752 Code

  • Inspect all the connections throttle actuator control system, forced limited power
  • 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