Toyota FJ Cruiser (GSJ 10, 15 series). Instruction — part 291
LIGHTING – LIGHTING SYSTEM
LI–61
LI
(d) Select the item(s) in the ACTIVE TEST, and check the
operation.
BODY
OK:
The room light and rear room light come on. (Light
switch is in DOOR position.)
OK
NG
(a) Inspect the room light assembly. (see page
).
OK:
Room light assembly is normal.
NG
OK
(a) Inspect the rear room light assembly. (see page
OK:
Rear room light assembly is normal.
NG
OK
(a) Disconnect the 1A main body ECU connector.
(b) Measure the resistance.
Standard resistance
(c) Reconnect the main body ECU connector.
NG
Item
Test Details
Diagnostic Note
ILLUMI OUTPUT
Illuminated Entry System ON/OFF
-
PROCEED TO NEXT CIRCUIT INSPECTION
SHOWN IN PROBLEM SYMPTOMS TABLE
2
INSPECT ROOM LIGHT ASSEMBLY
REPLACE ROOM LIGHT ASSEMBLY
3
INSPECT REAR ROOM LIGHT ASSEMBLY
REPLACE REAR ROOM LIGHT ASSEMBLY
4
CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - ROOM LIGHT, BODY GROUND)
1
11
2
12
3
13
4
14
5
15
6
16
7
17
8
18
9
19
10
20
Wire Harness Side:
Front View
ILE
GND2
1A
Main Body ECU Connector
B136093E02
Tester Connection
Condition
Specified Condition
1A-8 (ILE) - 1A-7(GND2)
Room light switch is in
DOOR position
Rear room light switch
is in OFF position
Below 1
Ω
1A-8 (ILE) - 1A-7(GND2)
Room light switch is in
OFF position
Rear room light switch
is in DOOR position
Below 1
Ω
1A-8 (ILE) or 1A-7
(GND2)- Body ground
Always
10 k
Ω or higher
REPAIR OR REPLACE HARNESS OR
CONNECTOR
LI–62
LIGHTING – LIGHTING SYSTEM
LI
OK
REPLACE MAIN BODY ECU
LIGHTING – LIGHTING SYSTEM
LI–63
LI
DESCRIPTION
The headlight dimmer switch sends a signal to the main body ECU.
WIRING DIAGRAM
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 ACTIVE TEST and then
check the relay operation.
BODY
Taillight Relay Circuit
1
PERFORM ACTIVE TEST BY INTELLIGENT TESTER (ILLUMI OUTPUT)
TAIL
To Battery
TAIL
TRLY
Front Turn
Signal
Light LH
Front Turn
Signal
Light RH
Outer Rear
View Mirror
Illumination
Light LH
Outer Rear
View Mirror
Illumination
Light RH
Taillight
LH
Taillight
RH
License
Plate
Light
Main Body ECU
B138192E01
Item
Test Details/ Display (Range)
Diagnostic Note
ILLUMI OUTPUT
Illuminated Entry System ON/OFF
-
LI–64
LIGHTING – LIGHTING SYSTEM
LI
Result
B
C
D
E
A
(a) Remove the TAIL fuse from the main body ECU.
(b) Measure the resistance.
Standard resistance:
Below 1
Ω
(c) Reinstall the TAIL fuse.
NG
OK
(a) Remove the TAIL relay from the main body ECU.
(b) Measure the resistance.
Standard resistance
(c) Reinstall the TAIL relay.
NG
Result
Proceed to
OK
A
No illumination lights illuminate
B
Front turn signal light does not illuminate
C
Taillight or license plate light does not illuminate
D
Outer rear view mirror illumination light does not illuminate
E
Go to step 2
Go to step 5
Go to step 7
Go to step 10
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
2
INSPECT FUSE (TAIL FUSE)
REPLACE FUSE
3
INSPECT TAIL RELAY
Battery
Ohmmeter
E109078E06
Tester Connection
Specified Condition
3 - 5
10 k
Ω or higher
3 - 5
Below 1
Ω (When battery voltage is
applied between terminals 1 and 2)
REPLACE TAIL RELAY
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