TOYOTA SUPRA 1997 Service Repair Manual
Page 181 of 1807
Z18224
Front Turn Signal and Hazard Waning Lights
HAZ-HORN Fuse Combination Switch
Light Control Switch
Turn Signal Flasher R/B No.4
J/B No.1
TURN Fuse
Rear Combination Lights
Rear Turn Signal and hazard Warning Lights R/B No.2
BE0DX-01
- BODY ELECTRICALTURN SIGNAL AND HAZARD WARNING SYSTEM
BE-25
2003 Author: Date:
1997 SUPRA (RM502U)
TURN SIGNAL AND HAZARD WARNING SYSTEM
LOCATION
Page 182 of 1807
BE0DY-02
Z09367
Right Turn
Left Turn
Connector ºAº
BE1843
2
Turn Signal Light Bulbs (21W)13
Z09334
BE-26
- BODY ELECTRICALTURN SIGNAL AND HAZARD WARNING SYSTEM
2004 Author: Date:
1997 SUPRA (RM502U)
INSPECTION
1. INSPECT TURN SIGNAL SWITCH CONTINUITY
Switch positionTester connectionSpecified condition
Left turnA1 - A5Continuity
Neutral-No continuity
Right turnA1 - A8Continuity
If continuity is not as specified, replace the switch.
2. INSPECT TURN SIGNAL FLASHER OPERATION
(a) Connect the terminal 2 to battery positive (+) terminal and
the terminal 3 to battery negative (-) terminal.
(b) Connect the 2 turn signal light bulbs parallel to each other
to terminals 1 and 3, check that the bulbs flash.
HINT:
The turn signal lights should flash between 60 and 120 times
per minute.
3. INSPECT HAZARD WARNING SWITCH CONTINUITY
ConditionTester connectionSpecified condition
Switch OFF7 - 10Continuity
Switch ON7 - 8
4 - 5 - 6 - 9Continuity
Illumination circuit2 - 3Continuity
If continuity is not as specified, replace the switch.
BE3QR-01
Page 183 of 1807
Z18226
Personal LightDoor Key Lock and Unlock Switch
Door Lock Motor and Unlock Detection Switch
Luggage Room Light Switch
Luggage Room Light
Door Courtesy Switches Door Lock Motor and
Unlock Detection Switch R/B No.2Integration
Relay
DOME Fuse
BE0DZ-01
- BODY ELECTRICALINTERIOR LIGHT SYSTEM
BE-27
2005 Author: Date:
1997 SUPRA (RM502U)
INTERIOR LIGHT SYSTEM
LOCATION
Page 184 of 1807
BE0E0-02
N08914
1
3
N08913
1
2
N08920
N08130
N08912
BE-28
- BODY ELECTRICALINTERIOR LIGHT SYSTEM
2006 Author: Date:
1997 SUPRA (RM502U)
INSPECTION
1. INSPECT INTERIOR LIGHT CONTINUITY
Switch positionTester connectionSpecified condition
DOOR1 - 3Continuity
OFF-No continuity
2. INSPECT PERSONAL LIGHT CONTINUITY
Switch positionTester connectionSpecified condition
OFF-No continuity
*ON1 - 2Continuity
* Set the interior light switch to OFF or DOOR.
If continuity is not as specified, replace the light assembly or
bulb.
3. INSPECT LUGGAGE ROOM LIGHT CONTINUITY
Switch positionTester connectionSpecified condition
OFF1 - 2No continuity
ON1 - 2Continuity
If continuity is not as specified, replace the light.
4. INSPECT DOOR COURTESY SWITCH CONTINUITY
Switch positionTester connectionSpecified condition
ON (SW pin released)1 - 2 - 3Continuity
OFF
(SW pin pushed in)-No continuity
If continuity is not as specified, replace the switch.
5. INSPECT LUGGAGE ROOM LIGHT SWITCH CONTI-
NUITY
ConditionTester connectionSpecified condition
ON (SW pin released)1 - Switch bodyContinuity
OFF
(SW pin pushed in)1 - Switch bodyNo continuity
If continuity is not as specified, replace the switch.
Page 185 of 1807
Z07379
Junction Block Side
- BODY ELECTRICALINTERIOR LIGHT SYSTEM
BE-29
2007 Author: Date:
1997 SUPRA (RM502U)
6. INSPECT INTEGRATION RELAY CIRCUIT
Remove the relay from junction block and inspect the connector
on the junction block side, as shown in the chart.
Tester connectionConditionSpecified condition
4 - GroundCourtesy Switch Position OFF (Door closed)No continuity
4 - GroundCourtesy Switch Position ON (Door opened)Continuity
10 - GroundConstantContinuity
1 - GroundConstantBattery positive voltage
7 - GroundIgnition switch position / LOCK or ACCNo voltage
7 - GroundIgnition switch position / ONBattery positive voltage
If circuit is as specified, try replacing the relay with a new one.
If the circuit is not as specified, inspect the circuits connected
to other parts.
7. INSPECT DOOR KEY LOCK AND UNLOCK SWITCH
CIRCUIT
See page DI-656
8. INSPECT DOOR UNLOCK DETECTION SWITCH CIR-
CUIT
See page DI-638
Page 186 of 1807
Z18227
Park / Neutral Position Switch
Back-up Light Switch
Rear Combination Lights
Back-up Lights GAUGE Fuse J/B No.1
BE0E1-01
BE-30
- BODY ELECTRICALBACK-UP LIGHT SYSTEM
2008 Author: Date:
1997 SUPRA (RM502U)
BACK-UP LIGHT SYSTEM
LOCATION
Page 187 of 1807
BE0E2-02
Z09343
2JZ-GE
2JZ-GTE
- BODY ELECTRICALBACK-UP LIGHT SYSTEM
BE-31
2009 Author: Date:
1997 SUPRA (RM502U)
INSPECTION
1. INSPECT BACK-UP LIGHT SWITCH CONTINUITY
Switch positionTester connectionSpecified condition
Free1 - 2No continuity
Push1 - 2Continuity
If continuity is not as specified, replace the switch.
2. INSPECT PARK/NEUTRAL POSITION SWITCH MAL-
FUNCTION
2JZ-GE: See page DI-354
2JZ-GTE: See page DI-423
Page 188 of 1807
Z18228
Stop Light SwitchHigh Mounted Stop Light
Rear Combination Lights J/B No.1
STOP Fuse
Stop Lights
BE0E3-01
BE-32
- BODY ELECTRICALSTOP LIGHT SYSTEM
2010 Author: Date:
1997 SUPRA (RM502U)
STOP LIGHT SYSTEM
LOCATION
Page 189 of 1807
BE0E4-01
N09044
21
43
- BODY ELECTRICALSTOP LIGHT SYSTEM
BE-33
2011 Author: Date:
1997 SUPRA (RM502U)
INSPECTION
INSPECT STOP LIGHT SWITCH CONTINUITY
Switch positionTester connectionSpecified condition
Switch pin free
(Pedal depressed)1 - 2Continuity
Switch pin pushed in
(Pedal released)3 - 4Continuity
If continuity is not as specified, replace the switch.
Page 190 of 1807
Z18229
Front Wiper MotorCombination Switch
Wiper and Washer Switch
Washer Motor
Rear Wiper Motor and RelayWIPER Fuse J/B No.1
BE0E5-01
BE-34
- BODY ELECTRICALWIPER AND WASHER SYSTEM
2012 Author: Date:
1997 SUPRA (RM502U)
WIPER AND WASHER SYSTEM
LOCATION