Air Intake System — Throttle Control System (Dashpot Diaphragm Testing)
6-88prose procedureThrottle Control System
Dashpot Diaphragm Testing
- 1Start the engine and warm up to normal operating temperature (the cooling fan comes on).
- 2Disconnect #6 vacuum hose from the dashpot diaphragm and check the engine speed. Engine speed should be 2,500 ± 500 min⁻¹ (rpm).

| Specification | Value |
|---|---|
| Engine speed (with #6 hose disconnected) | 2,500 ± 500 min⁻¹ (rpm) |
Engine speed (with #6 hose disconnected)
2,500 ± 500 min⁻¹ (rpm)
