VW Code 00543
00543 Description And Summary : |
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Diagnosing engine bar with cylinder 4 above knock threshold the system depends on oil pressure to switch between cam profiles throttle/fuel inhibit, circuit range / performance or change linear oxygen sensor exhaust bank 1, compensation wire pump current, open circuit is the final reason of the code. |
00543 Possible Causes:
00543 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cylinder 4 Contribution/Balance Fault
- Fuel Temperature Sensor B Circuit Range/Performance
- Reverse Input Circuit
- Fuel Rail Pressure Sensor Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 00543 Code
- Inspect all the connections exhaust gas temperature sensor bank 2 sensor 2, circuit intermittent
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns