Description
Controls each interior room lamp (ground side) by PWM signal.
NOTE: PWM signal control period is approximately 250 Hz (in the gradual brightening/dimming).
Component Function Check
CAUTION: Before performing the diagnosis, check that the following is normal.
1.CHECK INTERIOR ROOM LAMP CONTROL FUNCTION
CONSULT ACTIVE TEST
On : Interior room lamp gradual brightening
Off : Interior room lamp gradual dimming
Does the interior room lamp turns ON/OFF (gradual brightening/dimming)? YES >> Interior room lamp control circuit is normal.
NO >> Refer to INL-49, "Diagnosis Procedure".
Diagnosis Procedure
1.CHECK INTERIOR ROOM LAMP CONTROL OUTPUT
CONSULT ACTIVE TEST
Is the inspection result normal? YES >> GO TO 2.
Fixed ON>>GO TO 3.
Fixed OFF>>Replace BCM. Refer to BCS-75, "Removal and Installation" (with Intelligent Key system) or BCS-135, "Removal and Installation" (without Intelligent Key system).
2.CHECK INTERIOR ROOM LAMP CONTROL OPEN CIRCUIT
Is the inspection result normal? YES >> Replace map lamp or room lamp.
NO >> Repair or replace harnesses.
3.CHECK INTERIOR ROOM LAMP CONTROL SHORT CIRCUIT
Is the inspection result normal? YES >> Replace BCM. Refer to BCS-75, "Removal and Installation" (with Intelligent Key system) or BCS- 135, "Removal and Installation" (without Intelligent Key system).
NO >> Repair or replace harnesses.
Precaution
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT
BELT
PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used along
with a front seat belt, helps to reduce the risk or severity of injury to the
...
Installing front license plate
Installing front license plate
Use the following steps to mount the front license
plate:
Before mounting the license plate, confirm that
the following parts are enclosed in the plastic
bag:
License plate bracket
License plate bracket (J-nut) screws x 2
License plat ...
System
INTERIOR ROOM LAMP CONTROL SYSTEM
INTERIOR ROOM LAMP CONTROL SYSTEM : System Description
SYSTEM DIAGRAM
OUTLINE
Interior room lamps* are controlled by interior room lamp timer control
function of BCM.
*: Map lamp and room lamp (when map lamp switch and room lamp switch are in
...