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GW-28 < SERVICE INFORMATION > POWER WINDOW SYSTEM Check BCM Power Supply and Ground Circuit INFOID:0000000001327974 1. CHECK FUSE • Check 15A fuse [No. 1, located in fuse block (J/B)] NOTE: GW-15, "Component Parts and Harness Connector Location" . OK or NG OK >> GO TO 2. NG >> If fuse is blown out, be sure to eliminate cause of malfunction before installing new fuse. Refer to 2. CHECK POWER SUPPLY CIRCUIT Check voltage between BCM connector and ground. OK or NG OK >> GO TO 3. NG >> Check BCM power supply circuit for open or short. 3. CHECK GROUND CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect BCM connector. 3. Check continuity between BCM connector M4 terminal 49, 52 OK or NG OK >> Power supply and ground circuit are OK. NG >> Check BCM ground circuit for open or short. Check Power Window Main Switch Power Supply Circuit INFOID:0000000001327975 1. CHECK POWER SUPPLY CIRCUIT 1. Turn ignition switch ON. Power window lock switch does not function Check power window lock switch Auto operation does not operate but manual operates normally 1. Check encoder circuit (driver side) 2. Replace power window main switch. — Auto operation does not operate but manual operates normally 1. Check encoder circuit (passenger side) 2. Replace front power window switch (passen- — Symptom Repair order Refer to page Connector Terminal (Wire color) Condition of Voltage [V] (Approx.) (+) (–) M3 38 (W/L) Ground ON Battery M4 42 (L/R) OFF 55 (G) PIIB1383E 49 (B) – Ground : Continuity should exist. 52 (B) – Ground : Continuity should exist. PIIA6161E |