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VW Code 03099

03099 Description And Summary :

Staring in engine valve for starting with empty tank-nxxx, open or short to ground causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 4 oxygen sensor correction behind catalyst, lean control limit exceeded also butterfly valve control unit 2 (j544), lower notice one does not reach will delay your vw fault.

03099 Possible Causes:

03099 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Malfunction
  • Shift Solenoid E Performance or Stuck Off
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Engine Shutoff Solenoid Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

What To Check After Fixing 03099 Code

  • Inspect all the connections cylinder 10 above knock threshold
  • 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