Originally Posted by
sturgillbd
The 7427 is a little different on setting the minimum air adjustment. Here is how I set mine. While watching the live datastream, adjust the torx screw until you show 10-20 counts on iac with the engine fully warmed up. Shut off key for 10 seconds then turn the key on. Start engine and check the iac counts again. Repeat adjustment if necessary. IAC counts around 10 with the engine fully warmed up is a good adjustment. This adjustment is made with the iac plugged up and operational
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