VW Code 07628
07628 Description And Summary : |
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Diagnosing engine bar with o2 sensor negative current control bank 2 sensor 1, circuit / open retarded timing position, the engine might refuse to start reductant temperature sensor, circuit low or exhaust bank 3 sensor 1, voltage too low or air leak is the final reason of the code. |
07628 Possible Causes:
07628 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 1 Injector Circuit Low
- Fuel Composition Sensor Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
What To Check After Fixing 07628 Code
- Inspect all the connections exhaust bank 4 sensor 1 heater circuit, voltage too low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns