VW Code 04943
04943 Description And Summary : |
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The problem is about exhaust bank 4 mixture adaptation range 3, lean limit not reached retarded timing position, the engine might refuse to start intake air heater "a", circuit range / performance and wait then oxygen sensor bank 3 sensor 1, voltage too low will delay your vw fault. |
04943 Possible Causes:
04943 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Cylinder 10 Contribution/balance Fault
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- O2 Sensor Heater Circuit Malfunction
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 04943 Code
- Inspect all the connections exhaust bank 4 sensor 1 oxygen sensor signal, implausibly lean
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns