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REAR WINDOW DEFOGGER GW-73 C D E F G H J K L M A B GW 4. CHECK REAR WINDOW DEFOGGER AND DOOR MIRROR DEFOGGER RELAY GROUND HARNESS 1. Turn ignition switch ON. 2. Turn rear window defogger switch OFF. 3. Installation rear window defogger and door mirror defogger relay. 4. Check voltage between BCM connector B4 terminal 144 and OK or NG OK >> GO TO 5. NG >> GO TO 6. 5. CHECK HARNESS CONTINUITY 1. Turn ignition switch OFF. 2. Disconnect condenser and rear window defogger remove door mirror defogger relay connectors. 3. Check continuity between condenser B25 terminal 1 and rear OK or NG OK >> Check the condition of the harness and the connector. NG >> Repair or replace harness. 6. CHECK BCM HARNESS 1. Turn ignition switch OFF. 2. Disconnect BCM and rear window defogger and door mirror defogger relay connectors. 3. Check continuity between BCM connector B4 terminal 144 and OK or NG OK >> Check the condition of the harness and the connector. NG >> Repair or replace harness. 144 (G/W) – Ground : Battery voltage PIIA0211E 1 (LR) – 7 (L/R) :Continuity should exist. PIIA3520E 144 (G/W) – 2 (G/W) :Continuity should exist. PIIA3516E |