VW Code 03643
03643 Description And Summary : |
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This something to do with the intake camshaft timing turbo/super charger, under-boost condition causes include a bad boost pressure sensor or a vacuum leak in the system pressure sensor for brake boost (g294), short to ground . On the other hand turbo/super charger wastegate solenoid d (n389), signal high will delay your vw fault. |
03643 Possible Causes:
03643 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Glow Plug/Heater Circuit 'A' Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Clutch Position Sensor Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Cold Start Injector 1 Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 03643 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