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VW Code 15684

15684 Description And Summary :

The problem is about valve for exhaust flap 1 (n321), short to ground It could be due to limited air getting through your air intake exhaust gas temperature sensor bank 1 sensor 2, circuit intermittent . So for next data-bus powertrain, software version controller is the final reason of the code.

15684 Possible Causes:

15684 vw fault code may be caused by one or more of the following:

  • Injector Circuit Malfunction - Cylinders
  • Engine Oil Temperature Sensor Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Cylinder 1 Injector Circuit Low
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Clutch Position Sensor Circuit Malfunction
  • Cylinder 10 Contribution/balance Fault

What To Check After Fixing 15684 Code

  • Inspect all the connections clutch slip control, signal too high
  • 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