Fast Idle Cam: Testing and Inspection

FAST IDLE CONTROL SYSTEM

On-Vehicle Inspection
1. Using scale and mirror, measure plunger protrusion "a" at engine coolant temp. is 25 °C (77 °F).
"a" = 26.6 - 27.4 mm (1.048 - 1.078 in.)
2. Warm up engine and check to make sure that fast control cam is off cam follower lever at engine coolant temp. is 52 - 68 °C (126 - 154 °F) or higher.
If malfunction is found, replace throttle body.