Midsize LTD V6-232 3.8L (1985)
Idle Speed/Throttle Actuator - Mechanical: Testing and Inspection
Vacuum Operated Throttle Modulator (VOTM)
1.
Apply 20 inches Hg vacuum to VOTM using a hand vacuum pump and check that plunger extends and holds.
2.
Vacuum must not decrease to 10 inches Hg in less than 10 seconds.