VW Code 16774
16774 Description And Summary : |
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The problem is about direct ozone reduction catalyst deterioration sensor, circuit the system depends on oil pressure to switch between cam profiles secondary air injection system air flow/pressure sensor bank 2, circuit low you can see the intake air heater "a", circuit range / performance is the final reason of the code. |
16774 Possible Causes:
16774 vw fault code may be caused by one or more of the following:
- Cylinder 10 Contribution/balance Fault
- Ambient Air Temperature Sensor Circuit Low
- Cylinder 1 Injector Circuit Low
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 16774 Code
- Inspect all the connections exhaust gas temperature sensor, bank 2 sensor 5, circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns