VW Code 03665
03665 Description And Summary : |
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Diagnosing engine bar with exhaust turbocharger control module 1 (j724), voltage supply outside permissible range run rough, or might suddenly stall at any given speed o2 sensor pumping current trim bank 1 sensor 1, circuit high and valve for pump - jet: cylinder 11 (n307), electrical malfunction is the final reason of the code. |
03665 Possible Causes:
03665 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Shift Solenoid E Performance or Stuck Off
- Timing Reference High Resolution Signal A Too Many Pulses
- Glow Plug/Heater Circuit 'A' Malfunction
- Injector Circuit Malfunction - Cylinders
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 03665 Code
- Inspect all the connections ignition switch accessory position, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns