Toyota FJ Cruiser (GSJ 10, 15 series). Instruction — part 289
LIGHTING – LIGHTING SYSTEM
LI–53
LI
DESCRIPTION
The main body ECU detects the condition of each door courtesy switch.
WIRING DIAGRAM
Door Courtesy Switch Circuit
Door Courtesy Switch (Driver Side)
Door Courtesy Switch
(Rear LH Upper)
Door Courtesy Switch (Rear LH Lower)
Door Courtesy Switch
(Rear RH Upper)
Door Courtesy Switch (Rear RH Lower)
Door Courtesy Switch (Back Door)
Back Window Courtesy Switch
Door Courtesy Switch (Front Passenger Side)
DCTY
PCTY
RLCY
RRCY
BCTY
To Back Door ECU
Main Body ECU
B136092E01
LI–54
LIGHTING – LIGHTING SYSTEM
LI
INSPECTION PROCEDURE
(a) Connect the intelligent tester with CAN VIM to the DLC3.
(b) Turn the ignition switch ON.
(c) Turn the intelligent tester main switch on.
(d) Select the item below in the DATA LIST for proper
functioning to check the courtesy switch.
BODY
OK:
Condition sign can be displayed.
Result
B
C
D
E
A
Inspection (See page
1
READ VALUE OF INTELLIGENT TESTER (DOOR COURTESY SWITCH)
Item
Measurement Item / Display
(Range)
Normal Condition
Diagnostic Note
D DOR CTY SW
Driver door courtesy switch
signal/ON or OFF
ON :Driver door open
OFF: Driver door closed
-
P DOR CTY SW
Front passenger door courtesy
switch signal/ON or OFF
ON: Front passenger door
open
OFF: Front passenger door
closed
-
Rr DOR CTY SW
Rear door courtesy switch
signal/ON or OFF
ON: Either right or left rear
door open
OFF: Both right and left rear
doors closed
-
LUGG COURTSY SW
Back door and back window
courtesy switch signal/ON or
OFF
ON: Either back door or back
window open
OFF: Both back door and back
window closed
-
Result
Proceed to
OK
A
Driver side door courtesy switch does not operate
B
Front passenger side door courtesy switch does not operate
C
Both rear door courtesy switches do not operate
D
Back door courtesy switch or back window courtesy switch does not operate
E
Go to step 2
Go to step 4
Go to step 6
Go to step 8
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
2
INSPECT DOOR COURTESY SWITCH (DRIVER SIDE)
LIGHTING – LIGHTING SYSTEM
LI–55
LI
OK:
Door courtesy switch is normal.
NG
OK
(a) Disconnect the E7 main body ECU connector.
(b) Disconnect the J1 door courtesy switch connector.
(c) Measure the resistance
Standard resistance
(d) Reconnect the main body ECU connector.
(e) Reconnect the door courtesy switch connector.
NG
OK
Inspection (See page
)
OK:
Door courtesy switch is normal.
NG
OK
REPLACE DOOR COURTESY SWITCH
(DRIVER SIDE)
3
CHECK HARNESS AND CONNECTOR (DOOR COURTESY SWITCH (DRIVER SIDE) - MAIN
BODY ECU)
22
21
17
10
7
24
13 14
16
18
8
19
9
11 12
15
23
20
1
2
3
4
5
6
1
Wire Harness Side:
DCTY
Main Body ECU Connector
Front View
Front View
Door Courtesy Switch (Driver Side)
Connector
E7
J1
B138179E01
Tester Connection
Condition
Specified Condition
E7-23 (DCTY) - J1-1
Always
Below 1
Ω
E7-23 (DCTY) or J1-1 -
Body ground
Always
10 k
Ω or higher
REPAIR OR REPLACE HARNESS OR
CONNECTOR
REPLACE MAIN BODY ECU
4
INSPECT DOOR COURTESY SWITCH (FRONT PASSENGER SIDE)
REPLACE DOOR COURTESY SWITCH
(FRONT PASSENGER SIDE)
LI–56
LIGHTING – LIGHTING SYSTEM
LI
(a) Disconnect the E7 main body ECU connector.
(b) Disconnect the I1door courtesy switch connector.
(c) Measure the resistance.
Standard resistance
(d) Reconnect the main body ECU connector.
(e) Reconnect the door courtesy switch connector.
NG
OK
(a) Inspect the rear door lock upper assembly (See page
)
(b) Inspect the rear door lock lower assembly (See page
)
OK:
Door courtesy switch is normal.
NG
OK
5
CHECK HARNESS AND CONNECTOR (DOOR COURTESY SWITCH(FRONT PASSENGER
SIDE) - MAIN BODY ECU)
22
21
17
10
7
24
13 14
16
18
8
19
9
11 12
15
23
20
1
2
3
4
5
6
1
Wire Harness Side:
PCTY
Front View
Front View
Door Courtesy Switch (Front Passenger
Side) Connector
E7
I1
Main Body ECU Connector
B138179E03
Tester Connection
Condition
Specified Condition
E7-24 (PCTY) - I1-1
Always
Below 1
Ω
E7-24 (PCTY) or I1-1 -
Body ground
Always
10 k
Ω or higher
REPAIR OR REPLACE HARNESS OR
CONNECTOR
REPLACE MAIN BODY ECU
6
INSPECT REAR DOOR COURTESY SWITCH (REAR LH UPPER, REAR LH LOWER, REAR
RH UPPER, REAR RH LOWER)
REPLACE REAR DOOR COURTESY SWITCH
(REAR DOOR LOCK ASSEMBLY)
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