Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la
If it fails: lemon-manuals.org.ua

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Idle Speed/Throttle Actuator - Electronic

IDLE AIR CONTROL (IAC) SOLENOID
Solenoid resistance 6.0-13.0 ohms
Solenoid to case resistance greater than 10,000 ohms
IAC signal from PCM 3.0-11.5 volts at 3000 rpm