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HEATED SEAT SE-161 C D E F G H J K L M A B SE Check Rear Heated Seat Circuit NIS0028C 1. CHECK REAR SEAT CONTROL UNIT 1. Turn ignition switch ON. 2. Check voltage between rear seat control unit connector and OK or NG OK >> GO TO 2. NG >> Replace rear seat control unit. 2. CHECK REAR SEAT HEATER HARNESS 1. Turn ignition switch OFF. 2. Disconnect rear seat control unit and rear seat cushion heater connector. 3. Check continuity between rear seat control unit connector and 4. Check continuity between rear seat control unit connector and OK or NG OK >> GO TO 3. NG >> Replace or replace harness between rear seat control unit and rear seat cushion heater. Terminal Condition Voltage (V) (Approx.) (+) (–) Rear seat control unit connector Terminal B303 (LH) B353 (RH) 5 Ground Rear heated seat switch HIGH Battery voltage Other than above. 0 6 Rear heated seat switch LOW Battery voltage Other than above. 0 PIIB6010E A B Continuity Rear seat control unit connector Terminal Rear seat cushion heater connector Terminal B303 (LH) B353 (RH) 5 B309 (LH) B359 (RH) 1 Yes 6 2 A Ground Continuity Rear seat control unit connector Terminal B303 (LH) B353 (RH) 5 No 6 PIIB6011E |