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TILT SWITCH ADP-63 < COMPONENT DIAGNOSIS > C D E F G H I K L M A B ADP N O P 1. Disconnect automatic drive positioner control unit and ADP steering switch. 2. Check continuity between automatic drive positioner control unit connector M33 terminals 1, 17 and ADP steering switch connec- tor M16 terminals 2, 3. 3. Check continuity between automatic drive positioner control unit connector M33 terminals 1, 17 and ground. Is the inspection result normal? YES >> GO TO 3 NO >> Repair or replace harness. 3. CHECK ADP STEERING SWITCH GROUND CIRCUIT Check continuity between ADP steering switch connector M16 termi- nal 1 and ground. Is the inspection result normal? YES >> Check the condition of the harness and connector. NO >> Replace or replace harness. 4. CHECK TILT SWITCH ADP-63, "Component Inspection" . Is the inspection result normal? YES >> GO TO 5 NO >> Replace ADP steering switch. Refer to ADP-179, "Removal and Installation" 5. CHECK INTERMITTENT INCIDENT GI-38, "Intermittent Incident" . Is the inspection result normal? YES >> Replace automatic drive positioner control unit. Refer to ADP-175, "Removal and Installation" . NO >> Repair or replace the malfunctioning part. Component Inspection INFOID:0000000005147501 1. CHECK ADP STEERING WHEEL TILT SWITCH Check continuity between ADP steering switch terminals as follows. Is the inspection result normal? YES >> Inspection End. 1 - 2 : Continuity should exist. 17 - 3 : Continuity should exist. 1 - Ground : Continuity should not exist. 17 - Ground : Continuity should not exist. LIIA1434E 1 - Ground : Continuity should exist. LIIA0490E Terminals Condition Continuity 2 1 ADP steering switch ON (UP operation) Yes Other than above No 3 ADP steering switch ON (DOWN operation) Yes Other than above No LIIA1435E |