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TROUBLE DIAGNOSIS BRC-89 [ESP/TCS/ABS] C D E G H I J K L M A B BRC 4. ACTUATOR RELAY POWER SUPPLY CIRCUIT INSPECTION 1. Disconnect relay box connectors. 2. Check the voltage between the ESP/TCS/ABS relay box har- Is inspection result OK? OK >> GO TO 5. NG >> ● Check the fuse 30A. ● Check for continuity between the battery and the relay box terminal No. 9. If it is not OK, 5. ACTUATOR RELAY POWER CIRCUIT CHECK 1. Disconnect connectors for the ESP/TCS/ABS control unit and 2. Check for continuity between the ESP/TCS/ABS control unit Is inspection result OK? OK >> GO TO 6. NG >> Harness disconnection between the ESP/TCS/ABS control unit and the relay box. 6. ACTUATOR RELAY UNIT INSPECTION Check the actuator relay as a unit. Is inspection result OK? OK >> Check the ESP/TCS/ABS control unit power supply circuit. NG >> Replace the actuator relay. SFIA0382E RELAY BOX harness connector E65 Body ground Voltage value 9 (L) – Battery voltage (approx. 12V) SFIA0383E ESP/TCS/ABS control unit harness connector E109 Relay box harness connector E66 Continuity 2 (SB) 5 (SB) Yes 36 (L/Y) 7 (L/Y) Yes |