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CCS-500 < DTC/CIRCUIT DIAGNOSIS > [LDW & LDP] LANE DEPARTURE WARNING BUZZER CIRCUIT LANE DEPARTURE WARNING BUZZER CIRCUIT Component Function Check INFOID:0000000005502119 1. CHECK LANE DEPARTURE WARNING BUZZER BY CONSULT-III CONSULT-III ACTIVE TEST 1. Turn the ignition switch ON. 2. Select “BUZZER DRIVE” of “LANE CAMERA” active test item. 3. With operating the test item, check the operation. Is the lane departure warning buzzer activated? YES >> Lane departure warning buzzer circuit is normal. NO >> Refer to CCS-500, "Diagnosis Procedure" Diagnosis Procedure INFOID:0000000005502120 1. CHECK LANE DEPARTURE WARNING BUZZER POWER SUPPLY CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect the lane departure warning buzzer connector. 3. Turn ignition switch ON. 4. Check voltage between the lane departure warning buzzer harness connector and ground. Is the measurement value normal? YES >> GO TO 2. NO >> Check harness between fuse and lane departure warning buzzer. 2. CHECK LANE DEPARTURE WARNING BUZZER GROUND CIRCUIT 1. Turn ignition switch OFF. 2. Check continuity between lane departure warning buzzer harness connector and ground. Does continuity exist? YES >> GO TO 3. NO >> Repair the harnesses or connectors. 3. CHECK LANE DEPARTURE WARNING BUZZER SIGNAL CIRCUIT FOR OPEN 1. Disconnect the lane camera unit connector. 2. Check continuity between the lane camera unit harness connector and lane departure warning buzzer On : Lane departure warning buzzer is activated. Off : Lane departure warning buzzer is not activated. Terminals Voltage (Approx.) (+) ( − ) Lane departure warning buzzer Ground Connector Terminal M45 1 Battery voltage Lane departure warning buzzer Ground Continuity Connector Terminal M45 3 Existed Lane camera unit Lane departure warning buzzer Continuity Connector Terminal Connector Terminal R8 3 M45 2 Existed |