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Home >> Isuzu >> 1989 >> I-Mark RS, 2D Hatchback >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> System/Component Tests - CARBURETED >> Idle Control System >> Notes
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Idle Control System: Notes

NOTE: Before adjusting I-Mark fast idle speed, check vacuum hose routing and A/C Fast Idle Controller Diaphragm (FICD) operation. Ensure engine is at normal operating temperature.
Fig 1: Fast Idle Adjustment Components
G122327Courtesy of ISUZU MOTOR CO.