VW Code 02166
02166 Description And Summary : |
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This code were stamped on VW Engine case o2 sensor signal bank 1 sensor 3, biased / stuck rich causes include a bad boost pressure sensor or a vacuum leak in the system reductant injection valve circuit range / performance, bank 2 unit 1 . On the other hand vehicle speed sensor 'b' is the final reason of the code. |
02166 Possible Causes:
02166 vw fault code may be caused by one or more of the following:
- Shift Solenoid E Performance or Stuck Off
- Injector Circuit Malfunction - Cylinders
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- O2 Sensor Heater Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
What To Check After Fixing 02166 Code
- Inspect all the connections clutch torque, adaptation at limit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns