Description
Light reminder warning chime 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-77, "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-102, "diagnosis procedure" (with intelligent key system) or dlk-253, "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 front door switch lh. Refer to dlk-103, "component inspection" (with intelligent key system) or dlk- 255, "component inspection" (without intelligent key system).
Is the inspection result normal? Yes >> replace the bcm. Refer to bcs-73, "removal and installation" (with intelligent key system) or bcs-126, "removal and installation" (without intelligent key system).
No >> replace the front door switch lh. Refer to dlk-194, "removal and installation" (with intelligent key system) or dlk-341, "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)Diagnosis description : driving pattern
DRIVING PATTERN A
Driving pattern A means a trip satisfying the following conditions.
Engine speed reaches 400 rpm or more.
Engine coolant temperature rises by 20В°C (36В°F) or more after starting
the engine.
Engine coolant temperature reaches 70В°C (158В°F) or more.
The igniti ...
Precaution for work
When removing or disassembling each component, be careful not to damage
or deform it. If a component
may be subject to interference, be sure to protect it with a shop cloth.
When removing (disengaging) components with a screwdriver or similar
tool, be sure to wrap the component
with a ...
B1429 Seat belt buckle switch RH
Description
DTC B1429 SEAT BELT BUCKLE SWITCH RH
The air bag diagnosis sensor unit monitors the seat belt buckle switch RH
status. If the control unit detects an
open or short condition in the circuit, it will set the DTC.
PART LOCATION
Refer to SRC-5, "Component Parts Location".
D ...