2001 TOYOTA SEQUOIA Service Repair Manual

Page 697 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual B17411
+B E1(+)
(±)E6
E4
B17411
IGSW (+)E4
± DIAGNOSTICSENGINE
DI±495
689 Author: Date:
2005 SEQUOIA   (RM1146U)
INSPECTION PROCEDURE
1 Check voltage between terminals +B and E1 of ECM connector.

Page 698 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual A21560
IGN1 Instrument 
Panel J/B:
I08467
LOCKACC
ON
START
DI±496
± DIAGNOSTICSENGINE
690 Author: Date:
2005 SEQUOIA   (RM1146U)
4 Check IGN1 fuse.
PREPARATION:
Remove the IGN1 fuse from the instr

Page 699 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual B17411MREL(+)E4
Engine  Room 
J/B:
A21381
EFI No. 1 
Fuse
± DIAGNOSTICSENGINE
DI±497
691 Author: Date:
2005 SEQUOIA   (RM1146U)
6 Check voltage between terminal MREL of ECM connector and body grou

Page 700 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual A19288
EFI Relay
B17417
E4
MREL ECM Connector
DI±498
± DIAGNOSTICSENGINE
692 Author: Date:
2005 SEQUOIA   (RM1146U)
8 Check EFI relay.
PREPARATION:
Remove the EFI relay from the engine room J/B.
C

Page 701 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual A01995A15196
A15197
IACVIACV closed (VSV: ON)
Intake 
Manifold
60°
Throttle valve 
opening angle
Engine speed (rpm) 4,700
± DIAGNOSTICSENGINE
DI±499
693 Author: Date:
2005 SEQUOIA   (RM1146U)
IAC

Page 702 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual A14809
B
BW
WB 2
EB2V2
VSV (ACIS)
2 1L±W21
E4ECM
ACIS
MREL 13
E3 P±B
B±R 1
1
1
1 1 1 1 1
12 EFI No. 2
EFI Main Relay
21
3
5
EFI  No. 1
12
Engine Room No. 1 R/B
B±L
Battery B±W
W±B J3
J/C
AA
D
D

Page 703 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual A00307
ON
VSV is ON VSV is OFF
Air Filter Air
Air
E
FE
F
BE6653
FI7073 FI7074
± DIAGNOSTICSENGINE
DI±501
695 Author: Date:
2005 SEQUOIA   (RM1146U)
INSPECTION PROCEDURE
1 Connect hand±held tester

Page 704 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual A23670
Wire Harness Side
V12
VSV for ACIS connector
B17413
E5E7
E1
ACIS
DI±502
± DIAGNOSTICSENGINE
696 Author: Date:
2005 SEQUOIA   (RM1146U)
3 Check for open and short in harness and connector be