Set Condition
WARNING: This page is about a different car, the 1995 Oldsmobile Ninety-Eight and 1995 Buick Park Avenue. However, it is still accessible from the selected car via links, so may be relevant.
Code P1558 will set when the following conditions are present.
- Throttle angle less than 50 percent.
- Desired servo position is 90 percent.
- Actual servo position is less than 2 percent.
- Above conditions for 3 seconds.