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AUTOMATIC DRIVE POSITIONER SE-79 C D E F G H J K L M A B SE 3. CHECK HARNESS CONTINUITY 1. Disconnect driver seat control unit connector and power seat switch (driver side) connector. 2. Check continuity between driver seat control unit connector 3. Check continuity between driver seat control unit connector OK or NG OK >> GO TO 4. NG >> Repair or replace harness between driver seat control unit and power seat switch. 4. CHECK RECLINING SWITCH Check continuity between driver seat control unit connector B144 OK or NG OK >> GO TO 5. NG >> Replace power seat switch (driver side). 5. CHECK POWER SEAT SWITCH GROUND CIRCUIT Check continuity between power seat switch B144 terminal 15 and OK or NG OK >> Check the condition of the harness and connector. NG >> Repair or replace harness between power seat switch (driver side) and ground. 18 (GY/B) – 18 (GY/B) :Continuity should exist. 24 (SB) – 24 (SB) :Continuity should exist. 18 (GY/B) – Ground :Continuity should not exist. 24 (SB) – Ground :Continuity should not exist. PIIA4353E Connector Terminals Condition Continuity B144 18 15 Reclining switch ON Yes Reclining switch OFF No 24 Reclining switch ON Yes Reclining switch OFF No PIIA4381E 15 (B) – Ground : Continuity should exist. PIIA3375E |