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Test D: Up/Down Lifting Function Does Not Work Properly

  1. Test Upward/Downward Operation

    Disconnect seat motor harness connector. Using fused jumper wires, connect positive battery voltage to Green wire of seat motor harness connector. Momentarily connect Yellow wire of seat motor harness connector to ground. Seat should operate smoothly. Reverse jumper wires at seat motor harness connector. Seat should operate smoothly in opposite direction. If seat motor operates as specified, go to next step. If seat motor does not operate as specified, replace seat motor.

  2. Test Tilting Circuits

    Connect seat motor harness connector. Disconnect power seat control switch harness connector. Using fused jumper wires, connect positive battery voltage to Red/Light Green wire of power seat control switch harness connector. Momentarily connect Yellow/Light Green wire of power seat control switch harness connector to ground. Seat should move smoothly. Reverse jumper wires at harness connector. Seat should move smoothly in opposite direction. If seat motor operates as specified, replace power seat control switch. If seat motor does not operate as specified, repair appropriate wire(s). See WIRING DIAGRAMS  .
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