Description
Light reminder warning does not sound even though headlamp is illuminated.
Diagnosis Procedure
1.CHECK COMBINATION METER INPUT SIGNAL
Select the "Data Monitor" for the "METER/M&A" and check the "BUZZER" monitor value.

Is the inspection result normal? YES >> Replace combination meter. Refer to MWI-82, "Removal and Installation".
NO >> GO TO 2.
2.CHECK FRONT DOOR SWITCH LH SIGNAL CIRCUIT
Check the front door switch LH signal circuit. Refer to DLK-149, "Diagnosis Procedure" (with Intelligent Key system) or DLK-319, "Diagnosis Procedure" (without Intelligent Key system).
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace harness or connector.
3.CHECK FRONT DOOR SWITCH LH
Check the front door switch LH. Refer to DLK-150, "Component Inspection" (with Intelligent Key system) or DLK-320, "Component Inspection" (without Intelligent Key system).
Is the inspection result normal? YES >> Replace the BCM. Refer to BCS-75, "Removal and Installation" (with Intelligent Key system) or BCS-135, "Removal and Installation" (without Intelligent Key system).
NO >> Replace the front door switch LH. Refer to DLK-269, "Removal and Installation" (with Intelligent Key system) or DLK-385, "Removal and Installation" (without Intelligent Key system).
The seat belt reminder warning continues sounding, or
does not sound
The key warning does not sound (without intelligent key)BSW driving situations
Another vehicle approaching from behind
The Blind Spot indicator light illuminates if a
vehicle enters the detection zone from behind in
an adjacent lane.
However, if the overtaking vehicle is traveling
much faster than your vehicle, the indicator light
may not illuminate before the dete ...
Windshield-washer fluid
Windshield-washer fluid reservoir
Fill the windshield-washer fluid reservoir periodically.
Add windshield-washer fluid when the low
windshield-washer fluid warning light comes on.
To fill the windshield-washer fluid reservoir, lift
the cap off the reservoir and pour the windshieldwasher ...
U0073 communication bus a OFF
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
U0073
COMM BUS A OFF
(Control Module Communication Bus A Off)
TCM communication blockage lasts for 2 seconds or more when turning
ON the ignition sw ...