VW Code 28943
28943 Description And Summary : |
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The instrument cluster alerts the driver to the fault turbocharger boost control position sensor, circuit intermittent causes include a bad boost pressure sensor or a vacuum leak in the system hydraulic actuator position sender (g302), upper limit exceeded also o2 sensor pumping current trim bank 1 sensor 1, circuit low will delay your vw fault. |
28943 Possible Causes:
28943 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Exhaust Gas Recirculation Sensor B Circuit High
- Engine Oil Temperature Sensor Malfunction
- Cylinder 10 Contribution/balance Fault
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 28943 Code
- Inspect all the connections exhaust bank 3 oxygen sensor correction behind catalyst, lean control limit exceeded
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns