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AUTOMATIC DRIVE POSITIONER SE-83 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 (driver side). 4. CHECK FRONT END LIFTING SWITCH Check continuity between driver seat control unit. 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 connector B144 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. 19 (L/R) – 19 (L/R) : Continuity should exist. 25 (OR/B) – 25 (OR/B) : Continuity should exist. 19 (L/R) – Ground : Continuity should not exist. 25 (OR/B) – Ground : Continuity should not exist. PIIA4354E Connector Terminals Condition Continuity (+) (–) B144 19 15 Front lifting switch ON (UP Yes Front lifting switch OFF. No 25 Front lifting switch ON Yes Front lifting switch OFF. No PIIA4382E 15 (B) – Ground: : Continuity should exist. PIIA3375E |