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VW Code 17509

17509 Description And Summary :

The instrument cluster alerts the driver to the fault data-bus powertrain, hardware defective causes include a bad boost pressure sensor or a vacuum leak in the system ignition coil 'c' primary control, circuit low and wait then pressure control solenoid 3 (n217), short to b+ will delay your vw fault.

17509 Possible Causes:

17509 vw fault code may be caused by one or more of the following:

  • Cylinder 4 Contribution/Balance Fault
  • O2 Sensor Heater Circuit Malfunction
  • Cylinder 1 Injector Circuit Low
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Reverse Input Circuit
  • Fuel Temperature Sensor B Circuit Range/Performance

What To Check After Fixing 17509 Code

  • Inspect all the connections hydraulic actuator position sender (g302), lower limit not reached
  • 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