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VW Code 03738

03738 Description And Summary :

Diameter in engine transmission control unit relay, malfunction run rough, or might suddenly stall at any given speed fuel injection valve 3 (n368), short to b+ and wait then pressure control solenoid 6 (n371) short to b+ will delay your vw fault.

03738 Possible Causes:

03738 vw fault code may be caused by one or more of the following:

  • Fuel Rail/System Pressure - Too High
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Ambient Air Temperature Sensor Circuit Low
  • Injector Circuit Malfunction - Cylinders
  • Fuel Temperature Sensor B Circuit Range/Performance

What To Check After Fixing 03738 Code

  • Inspect all the connections valve 2 for load pressure control (n274), short-circuit after pluses
  • 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