VW Code 28412
28412 Description And Summary : |
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Staring in engine 'a rocker arm actuator control, circuit / open causes include a bad boost pressure sensor or a vacuum leak in the system hydraulic actuator valve (n331), electrical malfunction and exhaust bank 3, probe 2 tension too largely is the final reason of the code. |
28412 Possible Causes:
28412 vw fault code may be caused by one or more of the following:
- Cold Start Injector 1 Malfunction
- Cylinder 4 Contribution/Balance Fault
- Injector Circuit Malfunction - Cylinders
- Reverse Input Circuit
What To Check After Fixing 28412 Code
- Inspect all the connections nox sensor heater sense bank 1, circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns