Controlled Idle Speed

Transmission Gear Idle Speed IAC Counts [1] OPEN/CLOSED Loop [2]

Manual N 700 +/- 25 Varies CL

Automatic D 600 +/- 25 Varies CL


[1] On manual transmission vehicles the SCAN tool will display RDL in Neutral. Add 2 counts for engines with less than 500 miles. Add 2 counts for every 1000 ft. above sea level.

[2] Let engine idle until proper fuel control status is reached (OPEN/CLOSED loop).

Note: Engine should be at operating temperature 92°C to 104° (196°F to 222°F).