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Home >> Lexus >> 1994 >> SC 400 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Idle Control System >> Idle Air Control (IAC) System >> IAC Valve Resistance

IAC Valve Resistance

Remove IAC valve. See COMPONENT LOCATIONS  under INTRODUCTION. Measure resistance between the following terminals of IAC valve connector. See Figure. If resistance is not or 34-54 ohms, replace IAC valve.

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