Lighting System Stop Light Switch Circuit

Body Electrical. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
Lighting. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK VEHICLE EQUIPMENT

INSPECT FUSE (STOP)

INSPECT STOP LIGHT SWITCH

CHECK WIRE HARNESS (STOP LIGHT SWITCH - BATTERY)

CHECK STOP LIGHT CONTROL RELAY

INSPECT STOP LIGHT (REAR COMBINATION LIGHT)

INSPECT REAR STOP LIGHT (HIGH MOUNT STOP LIGHT)

INSPECT BRK RELAY

CHECK WIRE HARNESS (STOP LIGHT CONTROL RELAY - REAR STOP LIGHT)

CHECK WIRE HARNESS (STOP LIGHT CONTROL RELAY - BATTERY AND BODY GROUND)

CHECK WIRE HARNESS (STOP LIGHT SWITCH - STOP LIGHT CONTROL RELAY)

REPLACE FUSE (STOP)

INSPECT STOP LIGHT (REAR COMBINATION LIGHT)

INSPECT STOP LIGHT (HIGH MOUNT STOP LIGHT)

INSPECT BRK RELAY

INSPECT STOP LIGHT SWITCH

CHECK WIRE HARNESS (STOP LIGHT SWITCH - BATTERY)

CHECK WIRE HARNESS (STOP LIGHT SWITCH - REAR STOP LIGHT)

LIGHTING SYSTEM - Stop Light Switch Circuit


DESCRIPTION

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

WIRING DIAGRAM


Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit


Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit


Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit


Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit


INSPECTION PROCEDURE

1.CHECK VEHICLE EQUIPMENT

  1. Check if the stop light control relay is equipped on the vehicle.

    Result
    Result
    		Proceed to
    w/ stop light control relay
    		A
    w/o stop light control relay
    		B


B
Go to step 12
A


2.INSPECT FUSE (STOP)

  1. Remove the STOP fuse from the instrument panel junction block.

  1. Measure the resistance of the fuse.

    Standard resistance:
    Below 1 Ω


NG
REPLACE FUSE
OK


3.INSPECT STOP LIGHT SWITCH
Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit

  1. Remove the stop light switch.

  1. Measure the resistance of the switch.

    Standard resistance:
    Tester Connection
    		Switch Condition
    		Specified Condition
    1 - 2
    		Pin pushed
    		10 kΩ higher
    Pin released
    		Below 1 Ω
    3 - 4
    		Pin pushed
    		Below 1 Ω
    Pin released
    		10 kΩ higher


NG
REPLACE STOP LIGHT SWITCH
OK


4.CHECK WIRE HARNESS (STOP LIGHT SWITCH - BATTERY)
Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit

  1. Disconnect the A66 stop light switch connector.

  1. Measure the voltage of the wire harness side connector.

    Standard voltage:
    Tester Connection
    		Specified Condition
    A66-2 - Body ground
    		11 to 14 V


NG
REPAIR OR REPLACE HARNESS AND CONNECTOR
OK


5.CHECK STOP LIGHT CONTROL RELAY
Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit

  1. Measure the voltage of the stop light control relay.

    Standard voltage:
    Tester Connection
    		Condition
    		Specified Condition
    A70-8 (OUT) - Body ground
    		Brake pedal released
    		Below 1 V
    Brake pedal depressed
    		11 to 14 V


NG
Go to step 10
OK


6.INSPECT STOP LIGHT (REAR COMBINATION LIGHT)
Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit

  1. Remove the rear combination light.

  1. Connect the positive (+) lead from the battery to terminal 4 and the negative (-) lead to terminal 1, then check that the light comes on.

    OK:
    Light comes on.


NG
REPLACE REAR COMBINATION LIGHT
OK


7.INSPECT REAR STOP LIGHT (HIGH MOUNT STOP LIGHT)
Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit

  1. Remove the high mount stop light assembly.

  1. Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1, then check that the light comes on.

    OK:
    Light comes on
    Result
    Result
    		Proceed to
    OK (w/ VSC)
    		A
    OK (w/o VSC)
    		B
    NG
    		C


B
Go to step 9

C
REPLACE HIGH MOUNT STOP LIGHT ASSEMBLY
A


8.INSPECT BRK RELAY
Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit

  1. Remove the BRK relay from the engine room No. 1 relay block.

  1. Measure the resistance of the relay.

    Standard resistance:
    Tester Connection
    		Specified Condition
    3 - 4
    		Below 1 Ω
    3 - 4
    		10 kΩ or higher
    (Battery voltage applied to terminals 1 and 2)
    3 - 5
    		10 kΩ or higher
    3 - 5
    		Below 1 Ω
    (Battery voltage applied to terminals 1 and 2)


NG
REPLACE BRK RELAY
OK


9.CHECK WIRE HARNESS (STOP LIGHT CONTROL RELAY - REAR STOP LIGHT)
Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit

  1. Disconnect the A70 stop light control relay connector.

  1. Disconnect the K13 (for RH) and K15 (for LH) rear combination light connectors.

  1. Disconnect the S1 high mount stop light connector.

  1. Measure the resistance of the wire harness side connectors.

    Standard resistance:
    Tester Connection
    		Specified Condition
    A70-8 (OUT) - K13-4
    		Below 1 Ω
    A70-8 (OUT) or K13-4 - Body ground
    		10 kΩ or higher
    A70-8 (OUT) - K15-4
    		Below 1 Ω
    A70-8 (OUT) or K15-4 - Body ground
    		10 kΩ or higher
    A70-8 (OUT) - S1-2
    		Below 1 Ω
    A70-8 (OUT) or S1-2 - Body ground
    		10 kΩ or higher


NG
REPAIR OR REPLACE HARNESS AND CONNECTOR
OK

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

10.CHECK WIRE HARNESS (STOP LIGHT CONTROL RELAY - BATTERY AND BODY GROUND)
Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit

  1. Disconnect the A70 stop light control relay connector.

  1. Measure the resistance of the wire harness side connector.

    Standard voltage:
    Tester Connection
    		Condition
    		Specified Condition
    A70-6 (+B) - Body ground
    		Always
    		11 to 14 V

  1. Measure the resistance of the wire harness side connector.

    Standard resistance:
    Tester Connection
    		Condition
    		Specified Condition
    A70-4 (GND) - Body ground
    		Always
    		Below 1 Ω


NG
REPAIR OR REPLACE HARNESS AND CONNECTOR
OK


11.CHECK WIRE HARNESS (STOP LIGHT SWITCH - STOP LIGHT CONTROL RELAY)
Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit

  1. Disconnect the A66 stop light switch connector.

  1. Disconnect the A70 stop light control relay connector.

  1. Measure the resistance of the wire harness side connectors.

    Standard resistance:
    Tester Connection
    		Specified Condition
    A66-1 - A70-2 (STP)
    		Below 1 Ω
    A66-1 or A70-2 (STP) - Body ground
    		10 kΩ or higher


NG
REPAIR OR REPLACE HARNESS AND CONNECTOR
OK

REPLACE STOP LIGHT CONTROL RELAY

12.REPLACE FUSE (STOP)

  1. Remove the STOP fuse from the instrument panel junction block.

  1. Measure the resistance of the fuse.

    Standard resistance:
    Below 1 Ω


NG
REPLACE FUSE
OK


13.INSPECT STOP LIGHT (REAR COMBINATION LIGHT)
Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit

  1. Remove the rear combination light.

  1. Connect the positive (+) lead from the battery to terminal 4 and the negative (-) lead to terminal 1, then check that the light comes on.

    OK:
    Light comes on.


NG
REPLACE REAR COMBINATION LIGHT
OK


14.INSPECT STOP LIGHT (HIGH MOUNT STOP LIGHT)
Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit

  1. Remove the high mount stop light.

  1. Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1, then check that the light comes on.

    OK:
    Light comes on
    Result
    Result
    		Proceed to
    OK: w/ VSC
    		A
    OK: w/o VSC
    		B
    NG
    		C


B
Go to step 16

C
REPLACE HIGH MOUNT STOP LIGHT ASSEMBLY
A


15.INSPECT BRK RELAY
Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit

  1. Remove the BRK relay from the engine room No. 1 relay block.

  1. Measure the resistance of the relay.

    Standard resistance:
    Tester Connection
    		Specified Condition
    3 - 4
    		Below 1 Ω
    3 - 4
    		10 kΩ or higher
    (Battery voltage applied to terminals 1 and 2)
    3 - 5
    		10 kΩ or higher
    3 - 5
    		Below 1 Ω
    (Battery voltage applied to terminals 1 and 2)


NG
REPLACE BRK RELAY
OK


16.INSPECT STOP LIGHT SWITCH


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit

  1. Remove the stop light switch.

  1. Measure the resistance of the switch.

    Standard resistance:
    Tester Connection
    		Switch Condition
    		Specified Condition
    1 - 2
    		Pin pushed
    		10 kΩ higher
    Pin released
    		Below 1 Ω
    3 - 4
    		Pin pushed
    		Below 1 Ω
    Pin released
    		10 kΩ higher


NG
REPLACE STOP LIGHT SWITCH
OK


17.CHECK WIRE HARNESS (STOP LIGHT SWITCH - BATTERY)


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit

  1. Disconnect the A5 stop light switch connector.

  1. Measure the voltage of the wire harness side connector.

    Standard voltage:
    Tester Connection
    		Specified Condition
    A5-2 - Body ground
    		11 to 14 V


NG
REPAIR OR REPLACE HARNESS AND CONNECTOR
OK


18.CHECK WIRE HARNESS (STOP LIGHT SWITCH - REAR STOP LIGHT)
Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Stop Light Switch Circuit

  1. Disconnect the A5 stop light switch connector.

  1. Disconnect the K13 and K15 rear combination light connectors.

  1. Disconnect the S1 high mount stop light connector.

  1. Measure the resistance of the wire harness side connectors.

    Standard resistance:
    Tester Connection
    		Specified Condition
    A5-1 - K13-4
    		Below 1 Ω
    A5-1 or K13-4 - Body ground
    		10 kΩ or higher
    A5-1 - K15-4
    		Below 1 Ω
    A5-1 or K15-4 - Body ground
    		10 kΩ or higher
    A5-1 - S1-2
    		Below 1 Ω
    A5-1 or S1-2 - Body ground
    		10 kΩ or higher


NG
REPAIR OR REPLACE HARNESS AND CONNECTOR
OK

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