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)DTC/circuit diagnosis
B2600-46 CONFIG ERROR
DTC Description
DTC DETECTION LOGIC
DTC
Trouble diagnosis
(Trouble diagnosis contents)
Detecting condition
B2600-46
CONFIG ERROR
(Configuration error)
When errors are detected in the configuration data stored in the BCM
(CAN
...
System description
COMPONENT PARTS
Component Parts Location
Instrument lower panel LH
Rear final drive assembly
Rear wheel house outer panel in luggage
room of left side
No.
Component
Function
1
Combination meter
Mainly transmits the following signals to AWD control unit ...
P0603, P062F ECM
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0603
ECM BACK UP/CIRCUIT
[Internal Control Module Keep Alive Memory
(KAM) Error]
ECM buck up system does not function properly.
P062F
...