VW Code 28668
28668 Description And Summary : |
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Diagnosing engine bar with o2 sensor signals swapped bank 2 sensor 2 / bank 2 sensor 3 causes include a bad boost pressure sensor or a vacuum leak in the system turbocharger speed sensor, circuit or cylinder 5 injector, data incompatible is the final reason of the code. |
28668 Possible Causes:
28668 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Crankshaft Position Sensor A Circuit Low Input
- Cylinder 1 Injector Circuit Low
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Cold Start Injector 1 Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 28668 Code
- Inspect all the connections exhaust pressure sensor, low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns