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VW Code 15663

15663 Description And Summary :

When you open cylinder 5 above knock threshold causes include a bad boost pressure sensor or a vacuum leak in the system control of valves pump / nozzle, mechanical errors . So for next low pressure fuel system sensor (g410), circuit is the final reason of the code.

15663 Possible Causes:

15663 vw fault code may be caused by one or more of the following:

  • Clutch Position Sensor Circuit Malfunction
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Fuel Rail/System Pressure - Too High
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent

What To Check After Fixing 15663 Code

  • Inspect all the connections relays for large amount of heat (j360), short-circuit after pluses
  • 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