LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 1998 >> GS 300 >> Repair and Diagnosis >> Engine Performance >> Sensor Range Charts >> Engine Controls - Sensor Operating Range Charts >> Introduction >> Idle Air Control Valve
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Idle Air Control Valve

IDLE AIR CONTROL (IAC) VALVE RESISTANCE

Temperature °F (°C) (1) Ohms
14-122°F (-10-50°C) 17-24.5
123-212°F (51-100°C) 21.5-28.5
(1) Measure resistance between Black/Yellow wire terminal and Red/White and Yellow/Black wire terminals at IAC valve.