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Holding Coil and Low Speed Switch Test

Without removing connectors at servo, place one test lamp lead to terminal with White-Red wire and the other lead to ground. Block front wheels on rear wheel drive vehicles, or rear wheels on front wheel drive vehicles. Raise front of front wheel drive vehicles, rear of rear wheel drive vehicles, start vehicle and accelerate to 35 MPH. With slide switch in "ON" position, depress and release "SPEED SET" button. Speed should increase above 35 MPH and test lamp light should stay on. Depress brake pedal to disengage system and test lamp should go out.

Fig 1: Typical Wiring Diagram Of Chrysler Corp. Speed Control System
G09358692Courtesy of CHRYSLER GROUP, LLC