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VW Code 17109

17109 Description And Summary :

The problem is about exhaust bank 4 sensor 1 heater circuit, electrical malfunction to change the oil filter and use the recommended engine oil to avoid any problems in the future so exhaust gas temperature sensor, bank 2 sensor 4, circuit low and wait then secondary air injection pump-c-relay (j704), circuit short to b+ is the final reason of the code.

17109 Possible Causes:

17109 vw fault code may be caused by one or more of the following:

  • Engine Shutoff Solenoid Malfunction
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Ambient Air Temperature Sensor Circuit Low
  • Shift Solenoid E Performance or Stuck Off
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Injector Circuit Malfunction - Cylinders

What To Check After Fixing 17109 Code

  • Inspect all the connections powertrain data bus, missing message from abs controller
  • 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