Toyota FJ Cruiser (GSJ 10, 15 series). Instruction - part 282

LIGHTING  –  LIGHTING SYSTEM

LI–25

LI

(a) Disconnect the A3 stop light switch connector.
(b) Remove the STOP LP CTRL relay from the engine room 

R/B No. 2.

(c) Measure the resistance.

Standard resistance

(d) Reconnect the stop light switch connector.
(e) Reinstall the STOP LP CTRL relay.

NG

OK

6

CHECK HARNESS AND CONNECTOR (STOP LIGHT SWITCH - STOP LIGHT CONTROL 
RELAY)

 






Wire Harness Side:

Stop Light Switch Connector

Front View

A3

Engine Room R/B No. 2:

B136076E01

Tester Connection

Specified Condition

A3-1 - STOP LP CTRL relay terminal 

5

Below 1 

Ω

A3-1 or STOP LP CTRL relay terminal 

5 - Body ground

10 k

Ω or higher

REPAIR OR REPLACE HARNESS OR 
CONNECTOR

LI–26

LIGHTING  –  LIGHTING SYSTEM

LI

(a) Remove the STOP LP CTRL relay from the engine room 

R/B No. 2

(b) Disconnect the L11 and L14 rear stop light connectors.
(c) Disconnect the T1 high mounted stop light connector.
(d) Measure the resistance.

Standard resistance

(e) Reinstall the STOP LP CTRL relay.
(f)

Reconnect the stop light connectors.

(g) Reconnect the high mounted stop light connector.

NG

OK

7

CHECK HARNESS AND CONNECTOR (STOP LIGHT CONTROL RELAY - REAR STOP 
LIGHT)

 






1

2

1

3

2

Wire Harness Side:

Rear Stop Light Connector

*1: LH

*2: RH

High Mounted Stop Light Connector

Front View

Front View

Engine Room R/B No. 2:

L11

L14

T1

*

1

*

2

B136077E01

Tester Connection

Specified Condition

STOP LP CTRL relay terminal 3 - L11-

3

Below 1 

Ω

STOP LP CTRL relay terminal 3 - L14-

3

Below 1 

Ω

STOP LP CTRL relay terminal 3 - T1-2

Below 1 

Ω

STOP LP CTRL relay terminal 3 - 

Body ground

10 k

Ω or higher

REPAIR OR REPLACE HARNESS OR 
CONNECTOR

REPAIR OR REPLACE HARNESS OR CONNECTOR (REAR STOP LIGHT - BODY GROUND)

LIGHTING  –  LIGHTING SYSTEM

LI–27

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

Headlight Relay Circuit

1

PERFORM ACTIVE TEST BY INTELLIGENT TESTER (HEAD LIGHT)

HEAD

To 
Battery

HEAD (LO LH)

HEAD (LO RH)

To Headlight LH

To Headlight RH

HRLY

w/o Daytime running light system:

Main Body ECU

E111804E04

HEAD

To 
Battery

To DIM Relay

HRLY

w/ Daytime running light system:

Main Body ECU

B136080E01

Item

Test Details

Diagnostic Note

HEAD LIGHT

Headlight relay ON / OFF

-

LI–28

LIGHTING  –  LIGHTING SYSTEM

LI

OK:

Headlight assembly (low) illuminates. 

OK

NG

(a) Remove the HEAD relay from the engine room R/B No. 

2.

(b) Measure the resistance.

Standard resistance

(c) Reinstall the HEAD relay.

NG

OK

(a) Remove the HEAD relay from the engine room R/B No. 

2.

(b) Measure the voltage.

Standard voltage

(c) Reinstall the HEAD relay.

NG

OK

PROCEED TO NEXT CIRCUIT INSPECTION 
SHOWN IN PROBLEM SYMPTOMS TABLE

2

INSPECT HEADLIGHT RELAY

Battery

Ohmmeter

E109076E03

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 HEADLIGHT RELAY

3

CHECK HARNESS AND CONNECTOR (BATTERY - HEADLIGHT RELAY)

Engine Room R/B No. 2:

B136078E01

Tester connection

Condition

Specified Condition

HEAD relay terminal 1 - 

Body ground

Always

11 to 14 V

REPAIR OR REPLACE HARNESS OR 
CONNECTOR