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Home >> Jeep >> 1990 >> Wrangler S >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - System/Component Tests - 2.5L >> Closed Throttle (Idle) Switch Test >> Notes
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Closed Throttle (Idle) Switch Test: Notes

NOTE: Testing must be done with Idle Speed Actuator (ISA) motor plunger in fully extended position as after normal engine shutdown. See IDLE SPEED  under FUEL SYSTEM in this article.
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