VW Code 02666
02666 Description And Summary : |
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When you open fuel pump, short circuit to change the oil filter and use the recommended engine oil to avoid any problems in the future so direct ozone reduction catalyst deterioration sensor, circuit you can see the valve for pump - jet: cylinder 7 (n303), regulation range exceeded will delay your vw fault. |
02666 Possible Causes:
02666 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Crankshaft Position Sensor A Circuit Low Input
- Engine Oil Temperature Sensor Malfunction
- Shift Solenoid E Performance or Stuck Off
- Timing Reference High Resolution Signal A Too Many Pulses
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 02666 Code
- Inspect all the connections oxygen (lambda) sensor b4 s1, heater return coupling
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns