Chart 4
- Unique Idle Concerns: Slow Return To Idle
| SYSTEM/COMPONENT | REFERENCE ( PINPOINT TEST - GASOLINE MODELS unless noted) |
|---|---|
| Vacuum Leaks, Throttle Body | Visual. |
| PCV System | GO to PINPOINT TEST HG . |
| Applications without electronic throttle control: Intake Air System (air leaks) |
GO to PINPOINT TEST HU . |