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WCS THE KEY WARNING DOES NOT SOUND (WITHOUT INTELLIGENT KEY) WCS-53 < SYMPTOM DIAGNOSIS > C D E F G H I J K L M B A O P THE KEY WARNING DOES NOT SOUND (WITHOUT INTELLIGENT KEY) Description INFOID:0000000011276496 The key warning chime does not sound, when all of the following conditions are fulfilled: • Key inserted into the key cylinder (key switch signal ON). • Ignition switch is in OFF position (ignition switch signal OFF). • Driver side door is open (front door switch LH ON) Diagnosis Procedure INFOID:0000000011276497 1. CHECK BCM INPUT SIGNAL 1. Connect CONSULT. 2. Select the “Data Monitor” of “BCM (BUZZER)” and check the “KEY ON SW” monitor value. Is the inspection result normal? YES >> Replace the BCM. Refer to BCS-135, "Removal and Installation" . NO >> GO TO 2. 2. CHECK KEY SWITCH SIGNAL CIRCUIT Check the key switch signal circuit. Refer to Is the inspection result normal? YES >> GO TO 3. NO >> Repair or replace harness or connector. 3. CHECK KEY SWITCH Check the key switch. Refer to WCS-48, "Component Inspection" Is the inspection result normal? YES >> Replace the BCM. Refer to BCS-135, "Removal and Installation" . NO >> Replace key switch. Refer to SEC-195, "Removal and Installation" Monitor item Condition Status KEY ON SW Under the condition of buzzer input On Except above Off |