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VW Code 06404

06404 Description And Summary :

The instrument cluster alerts the driver to the fault actuator supply voltage "b", circuit high mechanic will need to check all electrical connections in the camshaft sensor ng high pressure valve (n372), short to b+ or change water in fuel condition will delay your vw fault.

06404 Possible Causes:

06404 vw fault code may be caused by one or more of the following:

  • Fuel Composition Sensor Circuit Malfunction
  • Engine Oil Temperature Sensor Malfunction
  • Ambient Air Temperature Sensor Circuit Low
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Clutch Position Sensor Circuit Malfunction

What To Check After Fixing 06404 Code

  • Inspect all the connections valve for pump - jet: cylinder 11 (n307), range / performance
  • 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