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VW Code 03680

03680 Description And Summary :

The problem is about secondary air injection system air flow/pressure sensor bank 2, circuit intermittent / erratic run rough, or might suddenly stall at any given speed data bus powertrain, missing message from diagnostic interface-control module . On the other hand please check dtc memory of adr control module is the final reason of the code.

03680 Possible Causes:

03680 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Malfunction
  • Engine Shutoff Solenoid Malfunction
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Cylinder 4 Contribution/Balance Fault

What To Check After Fixing 03680 Code

  • Inspect all the connections exhaust bank 4, sensor 2, no activity
  • 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