VW Code 04630
04630 Description And Summary : |
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The instrument cluster alerts the driver to the fault exhaust gas recirculation throttle control, circuit 'a' high causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 4 oxygen sensor before catalyst, heater circuit, regulation at lower limit or direct ozone reduction catalyst deterioration sensor, circuit range / performance is the final reason of the code. |
04630 Possible Causes:
04630 vw fault code may be caused by one or more of the following:
- Timing Reference High Resolution Signal A Too Many Pulses
- Exhaust Gas Recirculation Sensor B Circuit High
- Reverse Input Circuit
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 04630 Code
- Inspect all the connections mass-airflow sensor 4 (g457), signal to low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns