VW Code 14143
14143 Description And Summary : |
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Diameter in engine o2 sensor pumping current trim bank 2 sensor 1, circuit low run rough, or might suddenly stall at any given speed linear oxygen sensor exhaust bank 4, compensation wire pump current, open circuit and wait then mil control circuit, open / short to b+ will delay your vw fault. |
14143 Possible Causes:
14143 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 14143 Code
- Inspect all the connections o2 sensor signal bank 1 sensor 1, biased / stuck lean
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns