System Default Action
When Red MIL is activated (DTC logged; first trip), ECM:
- Switches off throttle motor (via relay).
- Initiates throttle "limp home" mode (engine speed controlled to between 1000-1250 RPM by fuel cutoff to cylinders).
- Inhibits idle speed control.
- Inhibits cruise control.
- Inhibits traction control/stability control.