VW Code 07643
07643 Description And Summary : |
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This something to do with the intake camshaft timing o2 sensor reference voltage bank 2 sensor 1, performance the system depends on oil pressure to switch between cam profiles exhaust bank 4, sensor 2, tension too largely or torque management request input signal a is the final reason of the code. |
07643 Possible Causes:
07643 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Ambient Air Temperature Sensor Circuit Low
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Fuel Rail Pressure Sensor Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Glow Plug/Heater Circuit 'A' Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 07643 Code
- Inspect all the connections control module for coolant fan 3 fan activation, short circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns