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ADP-74 < COMPONENT DIAGNOSIS > LIFTING SWITCH (FRONT) LIFTING SWITCH (FRONT) Description INFOID:0000000000960661 Lifting switch (front) is equipped to the power seat switch on the seat cushion side surface. The operation sig- Component Function Check INFOID:0000000000960662 1. CHECK FUNCTION 1. Select “LIFT FR SW-UP”, “LIFT FR SW-DN” in “DATA MONITOR” mode with CONSULT-III. 2. Check lifting switch (front) signal under the following conditions. Is the indication normal? YES >> INSPECTION END NO >> Perform diagnosis procedure. Refer to Diagnosis Procedure INFOID:0000000000960663 1. CHECK LIFTING SWITCH SIGNAL 1. Turn ignition switch ON. 2. Check voltage between driver seat control unit harness connector and ground. Is the inspection result normal? YES >> GO TO 5. NO >> GO TO 2. 2. CHECK LIFTING SWITCH (FRONT) CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect driver seat control unit and power seat switch connector. 3. Check continuity between driver seat control unit harness connector and power seat switch harness con- 4. Check continuity between driver seat control unit harness connector and ground. Monitor item Condition Status LIFT FR SW-UP Lifting switch front (up) Operate ON Release OFF LIFT FR SW-DN Lifting switch front (down) Operate ON Release OFF Driver seat control unit connector Terminals Condition Voltage (V) (Approx.) (+) (–) B451 13 Ground Lifting switch Operate (down) Battery voltage Release 28 Operate (up) Release Driver seat control unit connector Terminal Power seat switch connector Terminal Continuity B451 13 B459 13 Existed 28 28 |