Toyota FJ Cruiser (GSJ 10, 15 series). Instruction - part 281

LIGHTING  –  LIGHTING SYSTEM

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(b) Turn the ignition switch ON.
(c) Perform the ACTIVE TEST according to the 

prompts displayed on the tester.

BODY:

HINT:
*: w/ Daytime running light system

Item

Test Details/ Display (Range)

Diagnostic Note

ILLUMI OUTPUT

Illuminated Entry System ON/OFF

-

HAZARD

Hazard ON/OFF

-

TAIL LIGHT

Taillight Relay ON/OFF

-

HEAD LIGHT

Headlight Relay ON/OFF

-

HEAD LIGHT(HI)*

Headlight (High) ON / OFF

-

DRL RLY*

DRL relay ON/OFF

-

DOME RLY CUT

DOME relay cut ON/OFF

-

OPN DOR WRN LGT

Open door warning light ON/OFF

-

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LIGHTING  –  LIGHTING SYSTEM

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DESCRIPTION

When the stop light switch is turned on, the current flows to the stop lights to illuminate.

WIRING DIAGRAM

INSPECTION PROCEDURE

(a) Remove the STOP fuse from the engine room R/B No. 2.
(b) Measure the resistance.

Standard resistance:

Below 1 

Ω

(c) Reinstall the STOP fuse.

NG

OK

Stop Light Switch Circuit

1

INSPECT FUSE (STOP)

Stop Light Switch

To Skid Control ECU

STOP LP CTRL

STOP

Rear Stop Light Bulb RH

Rear Stop Light Bulb LH

High Mounted 
Stop Light 
Assembly

Battery

ALT

B136075E01

REPLACE FUSE

LIGHTING  –  LIGHTING SYSTEM

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(a) Remove the rear stop light bulbs.

(b) Remove the high mounted stop light assembly.
(c) Apply battery voltage to the terminals and check that the 

rear stop light and high mounted stop light illuminates.
Standard
Rear stop light

High mounted stop light

(d) Reinstall the rear stop light bulbs.
(e) Reinstall the high mounted stop light assembly.

NG

OK

(a) Remove the stop light switch.
(b) Measure the resistance.

Standard resistance

(c) Reinstall the stop light switch.

NG

OK

2

INSPECT BULB (REAR STOP LIGHT BULB)

1

2

3

Component Side:

*: LH or RH

Rear Stop Light*

B141038E03

1

2

Component Side:

High Mounted Stop Light

B141590E01

Measurement Condition

Standard

Positive battery - Terminal 3

Negative battery - Terminal 1

Stop light bulb illuminates

Measurement Condition

Standard

Positive battery - Terminal 2

Negative battery - Terminal 1

High mounted stop light illuminates

REPLACE BULB

3

INSPECT STOP LIGHT SWITCH

1

2

3

4

Pushed in

Released

B113724E04

Tester Connection

Condition

Specified Condition

1 - 2

Switch pin released

Below 1 

Ω

3 - 4

Switch pin pushed in

10 k

Ω or higher

1 - 2

Switch pin pushed in

10 k

Ω or higher

3 - 4

Switch pin released

Below 1 

Ω

REPLACE STOP LIGHT SWITCH

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LIGHTING  –  LIGHTING SYSTEM

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

R/B No. 2

(b) Measure the resistance.

Standard resistance

(c) Reinstall the STOP LP CTRL relay.

NG

OK

(a) Disconnect the A3 stop light switch connector.
(b) Measure the voltage.

Standard voltage

(c) Reconnect the stop light switch connector.

NG

OK

4

INSPECT STOP LP CTRL RELAY

Stop Light Control 

Relay

C083933E02

Tester Connection

Specified Condition

3 - 4

Below 1 

Ω

3 - 5

10 k

Ω or higher

3 - 4

10 k

Ω or higher

(When battery voltage is applied 

between terminals 1 and 2)

3 - 5

Below 1 

Ω

(When battery voltage is applied 

between terminals 1 and 2)

REPLACE STOP LP CTRL RELAY

5

CHECK HARNESS AND CONNECTOR (FUSE - STOP LIGHT SWITCH)

1

2

3

4

Wire Haeness Side:

Stop Light Switch Connector

Front View

A3

B124046E08

Tester Connection

Condition

Specified Condition

A3-2 - Body ground

Always

11 to 14 V

REPAIR OR REPLACE HARNESS OR 
CONNECTOR