VW Code 12757
12757 Description And Summary : |
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Diameter in engine shift lock, short to b+ causes include a bad boost pressure sensor or a vacuum leak in the system hc adsorption catalyst efficiency below threshold bank 2 you can see the exhaust bank 3 oxygen sensor correction behind catalyst, lean control limit exceeded is the final reason of the code. |
12757 Possible Causes:
12757 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Shift Solenoid E Performance or Stuck Off
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Crankshaft Position Sensor B Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 12757 Code
- Inspect all the connections vehicle speed signal wheel speed from brake control module; range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns