Toyota Sequoia (2005). Manual — part 483
–
DIAGNOSTICS
BODY CONTROL SYSTEM
DI–1727
1921
3
Check harness and connector between body ECU and switch, switch and body
ground (See page
).
NG
Repair or replace harness or connector.
OK
Proceed to next circuit inspection shown in
problem symptoms table
(See page
I28518
1
1
1
1
R–W
Body ECU
B7
12
DCTY
PCTY
RRCY
RLCY
B5
22
B5
8
B7
7
R–W
R–W
R–W
LG–B
B–O
LG–B
D14
Door Courtesy Light
Switch Front LH
D9
DIODE
D16
Door Courtesy
Light Switch
Rear LH
D17
Door
Courtesy
Light Switch
Rear RH
D15
Door Courtesy Light
Switch Front RH
2
3
B–O
2
3
D8
DIODE
J/C
J30
J29
K
D
J/C
J45
J44
C
J
G
N
J/C
N
G
J45
J44
J/C
J30
J29
GR–R
GR–R
DI–1728
–
DIAGNOSTICS
BODY CONTROL SYSTEM
1922
Door courtesy light switch circuit
CIRCUIT DESCRIPTION
The door courtesy light switch is turned ON when the door is opened and is turned OFF when the door is
closed.
WIRING DIAGRAM
DI577–10
–
DIAGNOSTICS
BODY CONTROL SYSTEM
DI–1729
1923
INSPECTION PROCEDURE
HINT:
When using the hand–held tester, start the inspection from step 1 and when not using the hand–held tester,
start from step 2.
1
Check courtesy light switch using hand–held tester.
PREPARATION:
(a)
Connect the hand–held tester to the DLC3.
(b)
Turn the ignition switch ON.
CHECK:
According to the display on the tester, read the ”DATA LIST”.
BODY ECU:
Item
Measurement Item/Display
(Range)
Normal Condition
Diagnostic Note
D DOR CTY SW
Driver door courtesy light switch/
ON or OFF
ON: Driver door is opened
OFF: Driver door is closed
–
P DOR CTY SW
Front passenger door courtesy
light switch/ON or OFF
ON: Front passenger door is
opened
OFF: Front passenger door is
closed
–
Rr DOR CTY SW
Rear passenger door courtesy
light switch/ON or OFF
ON: Rear passenger door is
opened
OFF: Rear passenger door is
closed
–
OK:
The indication on the tester switches between ON and OFF in accordance with the open/close
door status.
OK
Proceed to next circuit inspection shown in
problem symptoms table (See page
NG
2
Check door courtesy light switch (See page
NG
Replace courtesy
light
switch.
OK
DI–1730
–
DIAGNOSTICS
BODY CONTROL SYSTEM
1924
3
Check wire harness and connector between door courtesy light switch and body
ECU, door courtesy light switch and body ground (See page
NG
Repair or replace wire harness or connector.
OK
Proceed to next circuit inspection shown in
problem symptoms table
(See page
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст