1997 TOYOTA SUPRA Service Repair Manual

Page 833 of 1807

TOYOTA SUPRA 1997  Service Repair Manual F03376
ECM
VTO2
IDL2
Sub-throttle
Position Sensor 39
E10
E963
GR-R G-O
T1519
GR-R GR-R 3
T15
26
T15BR 12V
VTA2
12V
12V
GE01
E01 B BA A
12V
12V 12
T15
T15
25
T15
T15
23
T15
13
T15 W-B (Shielded)
L
Y
R

Page 834 of 1807

TOYOTA SUPRA 1997  Service Repair Manual F03377
3
6
41
F03378BE6653F03379F03380
ON
IDL2
- DIAGNOSTICSABS & TRACTION CONTROL SYSTEM
DI-543
771 Author: Date:
1997 SUPRA   (RM502U)
INSPECTION PROCEDURE
1 Check sub-throttle valve motor.
PREPAR

Page 835 of 1807

TOYOTA SUPRA 1997  Service Repair Manual DI-544
- DIAGNOSTICSABS & TRACTION CONTROL SYSTEM
772 Author: Date:
1997 SUPRA   (RM502U)
3 Check for open and short in harness and connector between terminal IDL2 of
throttle control ECU and sub-th

Page 836 of 1807

TOYOTA SUPRA 1997  Service Repair Manual F03400
J/B No.1
GAUGE 12
Throttle Control
ECU
WA ABS
Warning Light
Y L
L
L
L ABS ECU
12V
WA5 11
A20
IF2T5
T161E 42
T5
12
- DIAGNOSTICSABS & TRACTION CONTROL SYSTEM
DI-545
773 Author: Date:
1997 SUPR

Page 837 of 1807

TOYOTA SUPRA 1997  Service Repair Manual BE6653F03401F03402
ON
WA
DI-546
- DIAGNOSTICSABS & TRACTION CONTROL SYSTEM
774 Author: Date:
1997 SUPRA   (RM502U)
2 Check voltage between terminal WA of throttle control ECU and body ground
(See pa

Page 838 of 1807

TOYOTA SUPRA 1997  Service Repair Manual F03403
Throttle Control ECU
WT
12V
CSW
T16T16
6 10
LG-R LG-R
IF22
TRAC OFF Switch
(TRAC Control Switch)
LG
4 6 W-B
IG IEW-B W-BLG-R
13 OPA DLC2 J/B No.1
GAUGE
1E12
Y
T52TRAC OFF
Indicator
T58
LG-R
- D

Page 839 of 1807

TOYOTA SUPRA 1997  Service Repair Manual F03404
TRAC OFF Switch
(TRAC Control Switch) 4
6
DI-548
- DIAGNOSTICSABS & TRACTION CONTROL SYSTEM
776 Author: Date:
1997 SUPRA   (RM502U)
2 Check TRAC OFF switch.
PREPARATION:
(a) Remove TRAC OFF s

Page 840 of 1807

TOYOTA SUPRA 1997  Service Repair Manual - DIAGNOSTICSABS & TRACTION CONTROL SYSTEM
DI-549
777 Author: Date:
1997 SUPRA   (RM502U)
5 Check for open and short in harness and connector between terminal WT of
throttle control ECU and TRAC OFF