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STOP LAMP CIRCUIT EXL-129 < DTC/CIRCUIT DIAGNOSIS > [LED HEADLAMP] C D E F G H I J K M A B EXL N O P 2. Connect BCM connector. 3. Turn ignition switch ON. 4. Check voltage between stop lamp switch harness connector and ground. Is the inspection result normal? YES >> GO TO 5. NO >> Repair or replace harness. 5. CHECK STOP LAMP SWITCH SIGNAL CIRCUIT (OPEN) 1. Turn ignition switch OFF. 2. Disconnect BCM connector. 3. Check continuity between BCM harness connector and stop lamp switch harness connector. Is the inspection result normal? YES >> GO TO 6. NO >> Repair or replace harness. 6. CHECK STOP LAMP SWITCH Check stop lamp switch. Refer to EXL-131, "Component Inspection" . Is the inspection result normal? YES >> Replace BCM. Refer to BCS-132, "Removal and Installation" . NO >> Replace stop lamp switch. Refer to (LHD models) or (RHD models). 7. CHECK STOP LAMP / HIGH-MOUNTED STOP LAMP OUTPUT VOLTAGE With CONSULT 1. Disconnect stop lamp / tail lamp (body side) connectors. 2. Turn ignition switch ON. 3. Select “HEAD LAMP” of “BCM” using CONSULT. 4. Select “STOP LAMP 1”, “STOP LAMP 2” or “STOP LAMP 3” in “Active Test” mode. 5. With operating the test items, check voltage between BCM harness connector and ground. Stop lamp RH Stop lamp LH + - Voltage Stop lamp switch Connector Terminal E50 1 Ground 9 – 16 V BCM Stop lamp switch Continuity Connector Terminal Connector Terminal E60 157 E50 2 Existed + - Test item Voltage (Approx.) BCM Connector Terminal B3 134 Ground STOP LAMP 1 On 9 – 16 V Off 0 V + - Test item Voltage (Approx.) BCM Connector Terminal B3 129 Ground STOP LAMP 2 On 9 – 16 V Off 0 V |