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VW Code 04308

04308 Description And Summary :

The problem is about water in fuel sensor, circuit intermittent retarded timing position, the engine might refuse to start fuel mixture control adjustment range 3, lower limit not reached . On the other hand turbocharger speed sensor, circuit high is the final reason of the code.

04308 Possible Causes:

04308 vw fault code may be caused by one or more of the following:

  • Engine Shutoff Solenoid Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Engine Oil Temperature Sensor Malfunction
  • O2 Sensor Heater Circuit Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent

What To Check After Fixing 04308 Code

  • Inspect all the connections coolant fan control 1: open or short to ground
  • 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