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VW Code 03103

03103 Description And Summary :

This something to do with the intake camshaft timing transmission solenoid power relay, short to ground causes include a bad boost pressure sensor or a vacuum leak in the system actuator supply voltage 'c', circuit low or change secondary air injection system bank 2, high air flow will delay your vw fault.

03103 Possible Causes:

03103 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor B Circuit Malfunction
  • Fuel Rail/System Pressure - Too High
  • Shift Solenoid E Performance or Stuck Off
  • Reverse Input Circuit
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent

What To Check After Fixing 03103 Code

  • Inspect all the connections exhaust bank 4 oxygen sensor before catalyst, heater circuit, regulation at lower limit
  • 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