1997 TOYOTA SUPRA Service Repair Manual

Page 617 of 1807

TOYOTA SUPRA 1997  Service Repair Manual DI-202
- DIAGNOSTICSENGINE (2JZ-GTE)
430 Author: Date:
1997 SUPRA   (RM502U)
2 Check for heated oxygen sensor data.
PREPARATION:
(a) Connect  the OBDII scan tool or TOYOTA  hand-held  tester  to  th

Page 618 of 1807

TOYOTA SUPRA 1997  Service Repair Manual - DIAGNOSTICSENGINE (2JZ-GTE)
DI-203
431 Author: Date:
1997 SUPRA   (RM502U)
5 Check mass air flow meter and engine coolant temp. sensor
(See page DI-170, DI-179).
NG Repair or replace.
OK
6 Check f

Page 619 of 1807

TOYOTA SUPRA 1997  Service Repair Manual DI-204
- DIAGNOSTICSENGINE (2JZ-GTE)
432 Author: Date:
1997 SUPRA   (RM502U)
DTC P0300 Random/Multiple  Cylinder Misfire Detected
DTC P0301 Cylinder 1 Misfire Detected
DTC P0302 Cylinder 2 Misfire D

Page 620 of 1807

TOYOTA SUPRA 1997  Service Repair Manual FI6934
Battery
B
2A
1
AM2
R/B No.2 2 W-R
IB1 4Ignition Switch
B-W
76IJ19
B-O
1 Solenoid Resistor
2
3
4
8
7
62
2
2
2
2
21
1
1
1
1
1 Injector
  No.1
No.2
No.3
No.4
No.5
No.6R-L
R-Y
R-G
R-W
R
R-B
BR
BR
E

Page 621 of 1807

TOYOTA SUPRA 1997  Service Repair Manual P11799 IG0317 IG0151
A03065
1.1 mm
DI-206
- DIAGNOSTICSENGINE (2JZ-GTE)
434 Author: Date:
1997 SUPRA   (RM502U)
INSPECTION PROCEDURE
1 Check spark plug and spark of misfiring cylinder.
PREPARATION:

Page 622 of 1807

TOYOTA SUPRA 1997  Service Repair Manual A00700
ON
Check Harness A
ECM
B20, 19, 18, 17, 16, 15
#10
(+)#20
(+)#30
(+)#40
(+)#50
(+)#60
(+)
- DIAGNOSTICSENGINE (2JZ-GTE)
DI-207
435 Author: Date:
1997 SUPRA   (RM502U)
2 Check voltage of ECM t

Page 623 of 1807

TOYOTA SUPRA 1997  Service Repair Manual DI-208
- DIAGNOSTICSENGINE (2JZ-GTE)
436 Author: Date:
1997 SUPRA   (RM502U)
NG Replace injector.
OK
6 Check EGR system (See page EC-7).
NG Repair EGR system.
OK
7 Check mass air flow meter and engi

Page 624 of 1807

TOYOTA SUPRA 1997  Service Repair Manual P22425
Knock Sensor 1
(On front side)
1W
Knock Sensor 2
(On rear side)
1WB
B 50
49
KNK2 KNK1ECM
E1
- DIAGNOSTICSENGINE (2JZ-GTE)
DI-209
437 Author: Date:
1997 SUPRA   (RM502U)
DTC P0325 Knock Sensor