VW Code 12522
12522 Description And Summary : |
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Diagnosing engine bar with o2 sensor reference voltage bank 2 sensor 1, circuit high to change the oil filter and use the recommended engine oil to avoid any problems in the future so valve for exhaust flap 1 (n321), short to ground . On the other hand o2 sensor reference voltage bank 2 sensor 1, performance will delay your vw fault. |
12522 Possible Causes:
12522 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Turbocharger Boost Sensor A Circuit Low
- Reverse Input Circuit
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Crankshaft Position Sensor A Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 12522 Code
- Inspect all the connections exhaust bank 3, probe 2 heating circuit short-circuit after pluses
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns