Toyota FJ Cruiser (GSJ 10, 15 series). Manual - part 292

LIGHTING  –  LIGHTING SYSTEM

LI–65

LI

OK

(a) Remove the TAIL relay from the main body ECU.
(b) Measure the resistance.
Standard resistance

(c) Reinstall the TAIL relay.

NG

OK

(a) Remove the front turn signal lights.
(b) Apply battery voltage to the terminals and check that the 

front turn signal light illuminates.

Standard

(c) Reinstall the front turn signal lights.

NG

OK

4

CHECK HARNESS AND CONNECTOR (BATTERY - TAIL RELAY)

 






Component Side:

Main Body ECU

B138193E01

Tester Connection

Condition

Specified Condition

1 - Body ground

Always

11 to 14 V

5 - Body ground

Always

11 to 14 V

REPAIR OR REPLACE HARNESS OR 
CONNECTOR

REPLACE MAIN BODY ECU

5

INSPECT BULB (FRONT TURN SIGNAL LIGHT)







Component Side:

Front Turn Signal Light*

*: LH or RH

B136088E01

Measurement Condition

Standard

Positive battery - Terminal 1

Negative battery - Terminal 2

Front turn signal light illuminates

REPLACE BULB

LI–66

LIGHTING  –  LIGHTING SYSTEM

LI

(a) Disconnect the A16 and A20 front turn signal light 

connectors.

(b) Disconnect the 1B main body ECU connector.
(c) Measure the resistance.
Standard resistance

(d) Reconnect the front turn signal light connectors.
(e) Reconnect the main body ECU connector.

NG

OK

(a) Remove the taillights.
(b) Apply battery voltage to the terminals and check that the 

taillight illuminates.

Standard

(c) Reinstall the taillights.

NG

OK

6

CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - FRONT TURN SIGNAL LIGHT)

1

2

3

4

5

6

7

8

9 10 11 12 13

1B

A16

A20

Wire Harness Side:

Front View

Front View

Main Body ECU Connector

*1: LH

*2: RH

Front Turn Signal Light Connector

*

1

*

2

B138191E01

Tester Connection

Specified Condition

A16-1 - 1B-9

Below 1 

Ω

A20-1 - 1B-11

Below 1 

Ω

A16-1 or 1B-9 - Body ground

10 k

Ω or higher

A20-1 or 1B-11 - Body ground

10 k

Ω or higher

REPAIR OR REPLACE HARNESS OR 
CONNECTOR

REPAIR OR REPLACE HARNESS OR CONNECTOR (FRONT TURN SIGNAL LIGHT - BODY 
GROUND)

7

INSPECT BULB (TAILLIGHT)

1

2

3

Component Side:

*: LH or RH

Taillight*

B141038E01

Measurement Condition

Standard

Positive battery - Terminal 1

Negative battery - Terminal 2

Taillight illuminates

REPLACE BULB

LIGHTING  –  LIGHTING SYSTEM

LI–67

LI

(a) Remove the license plate light.
(b) Apply battery voltage to the terminals and check that the 

license plate light illuminates.

Standard

(c) Reinstall the license plate light.

NG

OK

(a) Disconnect the L11 and L14 taillight connectors.
(b) Disconnect the S1 license plate light connector.
(c) Disconnect the 1F main body ECU connector.
(d) Measure the resistance.
Standard resistance

(e) Reconnect the taillight connectors.
(f)

Reconnect the license plate light connector.

(g) Reconnect the main body ECU connector.

NG

OK

8

INSPECT BULB (LICENSE PLATE LIGHT)

Component Side:

License Plate Light

B138194E01

Measurement Condition

Standard

Positive battery - Terminal 1

Negative battery - Terminal 2

Licence plate light illuminates

REPLACE BULB

9

CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - TAILLIGHT, LICENSE PLATE 
LIGHT)

1

2

1

2

3

1

2

3

4

5

6

9

10

11

12

13

14

7

8

15

16

1F

S1

L11

L14

Wire Harness Side:

Front View

Taillight Connector

Front View

License Plate Light Connector

*1: LH

*2: RH

*

1

*

2

Main Body ECU Connector

B138195E01

Tester Connection

Specified Condition

1F-13 - L11-2

Below 1 

Ω

1F-13 - L14-2

Below 1 

Ω

1F-13 - S1-2

Below 1 

Ω

1F-13 or L11-2 or Body ground

10 k

Ω or higher

1F-13 or L14-2 or Body ground

10 k

Ω or higher

1F-13 or S1-2 or Body ground

10 k

Ω or higher

REPAIR OR REPLACE HARNESS OR 
CONNECTOR

REPAIR OR REPLACE HARNESS OR CONNECTOR (TAILLIGHT, LICENSE PLATE LIGHT - BODY 
GROUND)

LI–68

LIGHTING  –  LIGHTING SYSTEM

LI

(a) Remove the outer rear view mirror assembly.
(b) Apply battery voltage to the terminals and check that the 

outer rear view mirror illumination light illuminates.

Standard

(c) Reinstall the outer rear view mirror assembly.

NG

OK

(a) Disconnect the H2 and G2 outer rear view mirror 

assembly connectors.

(b) Disconnect the 1L main body ECU connector.
(c) Measure the resistance.
Standard resistance

(d) Reconnect the outer rear view mirror assembly 

connector.

(e) Reconnect the main body ECU connector.

NG

OK

10

INSPECT BULB (OUTER REAR VIEW MIRROR ILLUMINATION LIGHT)

1

2

3

4

5

Component Side:

Outer Rear View Mirror Assembly*

*: LH and RH

B138196E01

Measurement Condition

Standard

Positive battery - Terminal 2

Negative battery - Terminal 1

 Outer rear view mirror illumination 

light illuminates

REPLACE BULB

11

CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - OUTER REAR VIEW MIRROR 
ILLUMINATION LIGHT)

1

2

3

4

5

1

13

2

14

3

15

4

16

5

17

6

18

9

21

10

22

11

23

12

24

7

19

8

20

1L

H2

G2

Wire Harness Side:

Front View

*1: LH

*2: RH

Front View

Outer Rear View Mirror Assembly 
Connector

*

1

*

2

Main Body ECU Connector

B138197E01

Tester Connection

Specified Condition

1L-5 - H2-2

Below 1 

Ω

1L-5 - G2-2

Below 1 

Ω

REPAIR OR REPLACE HARNESS OR 
CONNECTOR

REPAIR OR REPLACE HARNESS OR CONNECTOR (OUTER REAR VIEW MIRROR ILLUMINATION 
LIGHT - BODY GROUND)