VW Code 28049
28049 Description And Summary : |
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Staring in engine exhaust bank 4 oxygen sensor correction behind catalyst, rich control limit exceeded retarded timing position, the engine might refuse to start fuel level sensor 2, circuit high voltage or evaporative emissions (evap) fuel vapour temperature sensor, circuit high voltage will delay your vw fault. |
28049 Possible Causes:
28049 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Reverse Input Circuit
- Crankshaft Position Sensor A Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 28049 Code
- Inspect all the connections data bus powertrain, missing messages
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns