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C1377 BRC-133 < COMPONENT DIAGNOSIS > [VDC/TCS/ABS] C D E G H I J K L M A B BRC N O P 3. Measure the voltage according to the value(s) in the table below. *: For 5 seconds after the driver ′s door is opened. Is the inspection result normal? YES >> GO TO 7. NO >> Repair or replace harness or connector (OUT or CTY+ circuit). 7. RECONFIRM DTC 1. Turn the ignition switch OFF. 2. Clear the DTC. 3. Turn the ignition switch ON. 4. Check if the same DTC is recorded. Result A >> Check for intermittent problems (symptom simulation). B >> Replace brake ECU. 8. CHECK AUXILIARY BATTERY Check the auxiliary battery voltage. Is the inspection result normal? YES >> GO TO 9. NO >> Charge or replace auxiliary battery. 9. INSPECT BRAKE CAPACITOR (+BC TERMINAL) 1. Disconnect the brake capacitor connector. 2. Measure the voltage according to the value(s) in the table below. Is the inspection result normal? YES >> GO TO 10. NO >> Repair or replace harness or connector (+BC circuit). 10. RECONFIRM DTC 1. Clear the DTC. 2. Turn the ignition switch ON. 3. Check if the same DTC is recorded. Brake capacitor Condition Specified condition Connector Terminal B131 1 – Ground Always 10 to 14 V B131 2 – Ground Always 10 to 14 V * B131 7 – Ground Always 10 to 14 V JSFIA0369GB Condition Proceed to DTC (C1377) is not output. A DTC (C1377) is output. B Standard voltage : 11 to 14 V Brake capacitor Condition Specified condition Connector Terminal B131 8 – Ground Always 10 to 14 V JSFIA0366GB |