C15 – 0283-07 Intake Valve Actuation Oil Pressure not responding (91)

Conditions Which Generate This Code:

The Engine Control Module (ECM) detects the following conditions:
• The intake valve actuation pressure solenoid was cycled ten times and there was no change in the intake valve actuation pressure.
• The ECM has been powered for at least two seconds.

System Response:
The ECM will log the diagnostic code and the ECM will trigger a snapshot.

Possible Performance Effect:
None

Troubleshooting:
Perform the following diagnostic procedure: “Intake Valve Actuator Response – Test”

Results:
• OK – STOP.

Leave a Reply

Your email address will not be published. Required fields are marked *