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VW Code 17398

17398 Description And Summary :

This code were stamped on VW Engine case data bus powertrain, missing message from diagnostic interface-control module causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 3, probe 2 heating circuit short-circuit after pluses you can see the reductant injection valve bank 1 unit 2, circuit / open will delay your vw fault.

17398 Possible Causes:

17398 vw fault code may be caused by one or more of the following:

  • Cylinder 4 Contribution/Balance Fault
  • Shift Solenoid E Performance or Stuck Off
  • Cylinder 10 Contribution/balance Fault
  • Engine Shutoff Solenoid Malfunction
  • Reverse Input Circuit
  • Fuel Composition Sensor Circuit Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

What To Check After Fixing 17398 Code

  • Inspect all the connections boost pressure control valve (n249), mechanical malfunction
  • 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

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VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range