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Home >> Isuzu >> 1989 >> Impulse L4-2.3L (4ZD1) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Throttle Position Switch >> Adjustments

Throttle Position Switch: Adjustments

Throttle Valve Switch Testing:






1. Check that throttle valve is completely closed.
2. Slightly loosen switch mounting screws.
3. While checking continuity across terminals "I" and "P," turn switch body clockwise until continuity is obtained.
4. When continuity is obtained, turn switch one degree in a clockwise direction and tighten mounting screws.