Brad's Car Manuals: A 3rd party mirror of CHARM + LEMON car manuals
Home >> Lexus >> 1997 >> 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

Download the full database via torrent (~1.1 TB)  |  Download Brad's custom LEMON patches

Remove IAC valve from throttle body. Measure resistance between the following terminals of IAC valve connector.

If resistance is not as specified, replace IAC valve. See IAC VALVE RESISTANCE  table.

IAC VALVE RESISTANCE

Temperature °F (°C) Ohms
14-122 (-10-50) 31-61
123-212 (51-100) 38-71