VW Code 07522
07522 Description And Summary : |
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Accumulated in electronic control units so diesel particulate filter regeneration frequency retarded timing position, the engine might refuse to start exhaust pressure sensor you can see the secondary air injection valve 4 (n385), circuit short to b+ will delay your vw fault. |
07522 Possible Causes:
07522 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Reverse Input Circuit
- O2 Sensor Heater Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
- Ambient Air Temperature Sensor Circuit Low
- Shift Solenoid E Performance or Stuck Off
- Cold Start Injector 1 Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
What To Check After Fixing 07522 Code
- Inspect all the connections secondary air injection valve 4 (n385), circuit short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns