2001 TOYOTA SEQUOIA Service Repair Manual

Page 985 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual ± DIAGNOSTICSAIR SUSPENSION SYSTEM
DI±783
977 Author: Date:
2005 SEQUOIA   (RM1146U)
DTC U0122/67 Lost Communication with Translate ECU
CIRCUIT DESCRIPTION
The translate ECU sends signals such as

Page 986 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DI±784
± DIAGNOSTICSAIR SUSPENSION SYSTEM
978 Author: Date:
2005 SEQUOIA   (RM1146U)
DTC U0132/71 Lost Communication with Ride Level Con-
trol Module
CIRCUIT DESCRIPTION
DTC No.DTC Detecting Condi

Page 987 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual F19450
C6
Combination
MeterSuspension Control
ECU
I18
Ignition SW Instrument Panel J/B
Engine Room J/B24
14
15
16 LO
N
HIP
B±L
GR±R26
S25
9
S25
8
S25LO
NR
HI
6
IG2 AM25
W±R B±R IGN1 11
7 1H
1J1C
1

Page 988 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DI±786
± DIAGNOSTICSAIR SUSPENSION SYSTEM
980 Author: Date:
2005 SEQUOIA   (RM1146U)
INSPECTION PROCEDURE
1 Inspect height control indicator lamp.
PREPARATION:
Turn the ignition switch to the ON p

Page 989 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual I27705
Combination  Meter Wire Harness View:
C6
C6±16
C6±15C6±14
F16805
Suspension Control ECU
Wire Harness View:
S25
NR HI
LO
± DIAGNOSTICSAIR SUSPENSION SYSTEM
DI±787
981 Author: Date:
2005 S

Page 990 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual F16805
Suspension  Control ECU
Wire Harness View:
S25
NR HI
LO
DI±788
± DIAGNOSTICSAIR SUSPENSION SYSTEM
982 Author: Date:
2005 SEQUOIA   (RM1146U)
3 Check combination meter.
PREPARATION:
Reconnec

Page 991 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual F19451
C6
Combination
MeterSuspension Control
ECU
I18
Ignition SW
Engine Room J/B Instrument Panel J/B B±O
W±R11
7 1H
1JIGN1
1C
1C32
B±RMAN. 24
13 LG11
S25 VN
5
IG2 AM2 6
W±R
B
Battery 1
2D AM2
2C

Page 992 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DI±790
± DIAGNOSTICSAIR SUSPENSION SYSTEM
984 Author: Date:
2005 SEQUOIA   (RM1146U)
INSPECTION PROCEDURE
1 Inspect height control manual indicator lamp.
PREPARATION:
Turn the ignition switch to t