Operation CHARM: Car repair manuals for everyone.
Home >> Pontiac >> 2000 >> Grand AM L4-144 2.4L DOHC VIN T SFI >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data Definitions - Powertrain Systems >> Engine Scan Tool Data Definitions >> IAC Position

IAC Position

RANGE 0-255 COUNTS:
The Idle Air Control (IAC) pintle position command from the PCM is displayed in counts. The higher the counts read, the greater the commanded idle speed is. The idle air control responds fairly quickly to changes in the engine load in order to maintain the desired idle RPM.
pro multis · About Operation CHARM