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DLK-78 < DTC/CIRCUIT DIAGNOSIS > [WITH INTELLIGENT KEY SYSTEM] POWER SUPPLY AND GROUND CIRCUIT POWER SUPPLY AND GROUND CIRCUIT Diagnosis Procedure INFOID:0000000009268753 Regarding Wiring Diagram information, refer to . 1. CHECK FUSES AND FUSIBLE LINK Check that the following fuses and fusible link are not blown. Is the fuse blown? YES >> Replace the blown fuse or fusible link after repairing the affected circuit. NO >> GO TO 2. 2. CHECK POWER SUPPLY CIRCUIT 1. Disconnect BCM connector M99. 2. Check voltage between BCM connector M99 and ground. Is the inspection result normal? YES >> GO TO 3. NO >> Repair harness or connector. 3. CHECK GROUND CIRCUIT Check continuity between BCM connector M99 and ground. Is the inspection result normal? YES >> Inspection End. NO >> Repair harness or connector. Terminal No. Signal name Fuses and fusible link No. 57 Battery power supply 12 (10A) 70 G (40A) BCM Ground Voltage Connector Terminal M99 57 — Battery voltage 70 BCM Ground Continuity Connector Terminal M99 67 — Yes |