1997 TOYOTA SUPRA Service Repair Manual

Page 649 of 1807

TOYOTA SUPRA 1997  Service Repair Manual A00712
ONCheck Harness AECM
B74
EVAP(+)
DI-236
- DIAGNOSTICSENGINE (2JZ-GTE)
464 Author: Date:
1997 SUPRA   (RM502U)
4 Check connection of vacuum hose (See page EC-5).
NG Repair or replace.
OK
Check

Page 650 of 1807

TOYOTA SUPRA 1997  Service Repair Manual - DIAGNOSTICSENGINE (2JZ-GTE)
DI-237
465 Author: Date:
1997 SUPRA   (RM502U)
3 Check connection of vacuum hose (See page EC-5).
NG Repair or replace.
OK
4 Check charcoal canister (See page EC-5).
NG

Page 651 of 1807

TOYOTA SUPRA 1997  Service Repair Manual Q04361 FI6643A03136
T/M4-Pulse 4-Pulse
ECM
Combination
Meter No.1 Vehicle
Speed MeterTransmission
Output Shaft
Driven Gear
No.1 Vehicle Speed Sensor
S01080
GAUGE Fuse
23
II1
YY
Y
1
1
2No.1 Vehicle
Spe

Page 652 of 1807

TOYOTA SUPRA 1997  Service Repair Manual A00714
ONCheck Harness A
ECM
A2 SP1(+)
AT7809
4.5 - 5.5 V
0Turn the wheel
- DIAGNOSTICSENGINE (2JZ-GTE)
DI-239
467 Author: Date:
1997 SUPRA   (RM502U)
INSPECTION PROCEDURE
1 Check operation of speed

Page 653 of 1807

TOYOTA SUPRA 1997  Service Repair Manual FI6973
Throttle Body
Chamber
From
Air
Flow
Meter
To
Cylinder Head
Valve ShaftRotorCoilsValveThrottle
Valve
Air Intake
S03465
Battery
B
W-B
EB
EFI No.1
2A2
R/B
No.2
B-W
22 2
2
5
1
3 2B-Y B-R2
B-R
EA2
E

Page 654 of 1807

TOYOTA SUPRA 1997  Service Repair Manual A00202
A/C Switch OFF " ON
(IAC Valve Open)
A/C Switch ON " OFF
(IAC Valve Close)
20 V/Division
20 V/Division ISC1
ISC2
ISC3
ISC4
ISC1
ISC2
ISC3
ISC4
10 msec./Division
10 msec./Division
- DIAGNOSTICSE

Page 655 of 1807

TOYOTA SUPRA 1997  Service Repair Manual A00715
ON
Check Harness A
B35, 34, 33, 32
ISC1(+)
ISC2(+)ISC3(+)
ISC4(+)
DI-242
- DIAGNOSTICSENGINE (2JZ-GTE)
470 Author: Date:
1997 SUPRA   (RM502U)
2 Check voltage between terminals ISC1, ISC2, IS

Page 656 of 1807

TOYOTA SUPRA 1997  Service Repair Manual - DIAGNOSTICSENGINE (2JZ-GTE)
DI-243
471 Author: Date:
1997 SUPRA   (RM502U)
DTC P0510 Closed Throttle Position Switch Malfunction
CIRCUIT DESCRIPTION
Refer to ºThrottle/Pedal Position Sensor/Switc