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DAS WARNING BUZZER CIRCUIT DAS-393 < DTC/CIRCUIT DIAGNOSIS > [LDW & LDP] C D E F G H I J K L M B N P A WARNING BUZZER CIRCUIT Component Function Check INFOID:0000000006223831 1. CHECK WARNING BUZZER 1. Turn the ignition switch ON. 2. Select the active test item “LDP BUZZER” of “ICC/ADAS” with CONSULT-III. 3. With operating the test item, check the operation. Is the inspection result normal? YES >> INSPECTION END NO >> Refer to DAS-393, "Diagnosis Procedure" Diagnosis Procedure INFOID:0000000006223832 1. CHECK WARNING BUZZER POWER SUPPLY CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect the warning buzzer connector. 3. Turn ignition switch ON. 4. Check voltage between the warning buzzer harness connector and ground. Is the inspection result normal? YES >> GO TO 2. NO >> Repair the warning buzzer power supply circuit. 2. CHECK WARNING BUZZER GROUND CIRCUIT 1. Turn ignition switch OFF. 2. Check continuity between the warning buzzer harness connector and ground. Is the inspection result normal? YES >> GO TO 3. NO >> Repair the harnesses or connectors. 3. CHECK WARNING BUZZER SIGNAL CIRCUIT FOR OPEN 1. Disconnect the ADAS control unit connector. 2. Check continuity between the ADAS control unit harness connector and warning buzzer harness connec- Is the inspection result normal? On : Warning buzzer is activated. Off : Warning buzzer is not activated. Terminals Voltage (Approx.) (+) ( − ) Warning buzzer Ground Connector Terminal M94 1 Battery voltage Warning buzzer Ground Continuity Connector Terminal M94 3 Existed ADAS control unit Warning buzzer Continuity Connector Terminal Connector Terminal B61 12 M94 2 Existed |