Idle Speed/Throttle Actuator - Mechanical: Testing and Inspection
Shutter ValveInspection
1. Connect a vacuum pump to the shutter valve actuator as shown.
2. Apply vacuum of 4.0 kPa (30 mmHg) and verify that the rod is pulled into the actuator.
3. Apply vacuum of 25.3 kPa (190 mmHg) and verify that the actuator opens completely (rod fully pulled in).
4. If not as specified, replace the shutter valve actuator together with the dynamic chamber.