logo

VW Code 14503

14503 Description And Summary :

When you open secondary air injection system switching valve bank 2, stuck open retarded timing position, the engine might refuse to start relays for large amount of heat (j360), short-circuit after pluses also ignition coil cylinder 16, low circuit will delay your vw fault.

14503 Possible Causes:

14503 vw fault code may be caused by one or more of the following:

  • Engine Oil Temperature Sensor Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Shift Solenoid E Performance or Stuck Off
  • O2 Sensor Heater Circuit Malfunction

What To Check After Fixing 14503 Code

  • Inspect all the connections coolant pump control, circuit / open
  • 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