VW Code 04643
04643 Description And Summary : |
|---|
Diagnosing engine bar with ignition coil 'a' primary control, circuit low it can suddenly lead to a significantly more exhaust gas recirculation cooling valve control, circuit / open . On the other hand turbocharger boost control position sensor 'b', circuit intermittent / erratic is the final reason of the code. |
04643 Possible Causes:
04643 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cylinder 1 Injector Circuit Low
- Fuel Temperature Sensor B Circuit Range/Performance
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 04643 Code
- Inspect all the connections exhaust gas temperature sensor bank 2 sensor 2, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns