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Home >> Mitsubishi >> 1996 >> Eclipse Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 47 (Cruise Control System) >> Testing (Without Scan Tool) >> Servo Vacuum
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Servo Vacuum

WARNING: This page is about a different car, the 1995 Chrysler New Yorker and 1995 Chrysler LHS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove cruise control cable from throttle body. Disconnect cruise control servo 4-pin connector. Disconnect vacuum hose at cruise control servo. Apply battery voltage to servo connector terminal No. 2 (Dark Blue/Red wire). Using jumper wires, ground remaining 3 terminals of servo connector.
  2. Connect hand-held vacuum pump to servo vacuum nipple, and apply 10-15 in. Hg of vacuum. Cruise control cable should retract and maintain position as long as vacuum is applied. If servo does not test as specified, replace servo.
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