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VW Code 13404

13404 Description And Summary :

The problem is about signal line for fuel pump electronics, electrical malfunction It could be due to limited air getting through your air intake accelerator pedal position sensor 1 (g79), power supply malfunction . On the other hand data bus powertrain, missing message from central electronics will delay your vw fault.

13404 Possible Causes:

13404 vw fault code may be caused by one or more of the following:

  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Clutch Position Sensor Circuit Malfunction
  • Ambient Air Temperature Sensor Circuit Low
  • Reverse Input Circuit
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance

What To Check After Fixing 13404 Code

  • Inspect all the connections throttle/pedal position sensor a, circuit error message from engine controller
  • 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