FixVault
Home
›
Buick
›
1991
›
Reatta 2D Coupe
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Controls - Tests W/Codes - Pcm/BCM
›
Output Display Codes
›
ECM Output Parameters
›
EO03
ECM Output Parameters: EO03
IAC motor display will be LO when pintle is extended and HI when it is retracted.