1997 TOYOTA SUPRA Service Repair Manual

Page 689 of 1807

TOYOTA SUPRA 1997  Service Repair Manual S03236
VSV for Exhaust Gas Control Valve
Actuator (for Exhaust Gas Control Valve)
VSV for Exhaust
Bypass Valve
Actuator
(for Exhaust
Bypass Valve)
VSV for Intake Air Control Valve
Actuator (for Intake

Page 690 of 1807

TOYOTA SUPRA 1997  Service Repair Manual - DIAGNOSTICSENGINE (2JZ-GTE)
DI-275
503 Author: Date:
1997 SUPRA   (RM502U)
INSPECTION PROCEDURE
TOYOTA hand-held tester
1 Connect the TOYOTA hand-held tester and check operation of VSV for waste
g

Page 691 of 1807

TOYOTA SUPRA 1997  Service Repair Manual DI-276
- DIAGNOSTICSENGINE (2JZ-GTE)
504 Author: Date:
1997 SUPRA   (RM502U)
5 Check for open and short in harness and connector between EFI main relay
(Marking: EFI MAIN) and ECM (See page IN-28).

Page 692 of 1807

TOYOTA SUPRA 1997  Service Repair Manual BE6653S05421
A03144
ON
Check Harness A
VSV3 (+)
VSV4 (+)
- DIAGNOSTICSENGINE (2JZ-GTE)
DI-277
505 Author: Date:
1997 SUPRA   (RM502U)
OBDII scan tool (excluding TOYOTA  hand-held  tester)
1 Check VS

Page 693 of 1807

TOYOTA SUPRA 1997  Service Repair Manual DI-278
- DIAGNOSTICSENGINE (2JZ-GTE)
506 Author: Date:
1997 SUPRA   (RM502U)
4 Check connection of vacuum hose (See page EC-2).
NG Repair or replace.
OK
5 Check operation of waste gate valve (See pa

Page 694 of 1807

TOYOTA SUPRA 1997  Service Repair Manual S05426
From
BatteryR/B
No.2 2
2A
ALT
R/B
No.2
POWER
22W-L
J/B No.1 210
1B 1ESTOP
WStop Light
Switch
21G-W11
IJ1G-W4
A
STPECM
J/B
No.1 1
101H
1C
Light
Failure
Sensor
To Stop LightG-W
7
- DIAGNOSTICSENG

Page 695 of 1807

TOYOTA SUPRA 1997  Service Repair Manual A00726
ON
ONBrake Pedal
DepressedBrake Pedal
Released
Check Harness A
ECM
A4
STP(+)
DI-280
- DIAGNOSTICSENGINE (2JZ-GTE)
508 Author: Date:
1997 SUPRA   (RM502U)
INSPECTION PROCEDURE
1 Check operatio

Page 696 of 1807

TOYOTA SUPRA 1997  Service Repair Manual - DIAGNOSTICSENGINE (2JZ-GTE)
DI-281
509 Author: Date:
1997 SUPRA   (RM502U)
3 Check harness and connector between ECM and stop light switch
(See page IN-28).
NG Repair or replace harness or connect