VW Code 02566
02566 Description And Summary : |
|---|
Diameter in engine a/c request b, circuit causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 4, sensor 2 heater circuit, interruption or change cylinder 9 injector, data incompatible is the final reason of the code. |
02566 Possible Causes:
02566 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- O2 Sensor Heater Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 02566 Code
- Inspect all the connections exhaust bank 4 oxygen sensor correction behind catalyst, lean control limit exceeded
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns