2001 TOYOTA SEQUOIA Service Repair Manual

Page 953 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual F16805
S25
Suspension  Control ECU 
Wire Harness View:
RC
F19460
Engine Room R/B No. 2:
AIR SUS 
Relay Terminal
± DIAGNOSTICSAIR SUSPENSION SYSTEM
DI±751
945 Author: Date:
2005 SEQUOIA   (RM1146U)

Page 954 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DI±752
± DIAGNOSTICSAIR SUSPENSION SYSTEM
946 Author: Date:
2005 SEQUOIA   (RM1146U)
DTC C1742/42 Height Control Compressor Circuit
CIRCUIT DESCRIPTION
When the ºUPº side of the height control i

Page 955 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual F19444
Height Control Compressor
(Compressor/Height Control Dryer)
H133
Engine Room R/B No. 2
W±B
Battery J28
J/CR±L
BM23
IN115
S2520
2
3
25
1W
9B
5
J8
J/C
AAW±B
1K12
1F9
A W±B
IESuspension
Contro

Page 956 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual F19435
1 (+)
2 (±)
Connector Front View:
43
DI±754
± DIAGNOSTICSAIR SUSPENSION SYSTEM
948 Author: Date:
2005 SEQUOIA   (RM1146U)
INSPECTION PROCEDURE
1 Inspect height control compressor.
PREPARAT

Page 957 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual F16805
Suspension  Control ECU 
Wire Harness View:
S25
RM+
RM±
F19461
Height Control Compressor
Connector Front View:
H13
± DIAGNOSTICSAIR SUSPENSION SYSTEM
DI±755
949 Author: Date:
2005 SEQUOIA

Page 958 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual F19461
Height Control Compressor
Connector Front View:
H13
DI±756
± DIAGNOSTICSAIR SUSPENSION SYSTEM
950 Author: Date:
2005 SEQUOIA   (RM1146U)
3 Check harness and connector (Height control compre

Page 959 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual ± DIAGNOSTICSAIR SUSPENSION SYSTEM
DI±757
951 Author: Date:
2005 SEQUOIA   (RM1146U)
DTC C1751/51 Continuous Electric Current To Height Con-
trol Compressor
CIRCUIT DESCRIPTION
DTC No.DTC Detectin

Page 960 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DI±758
± DIAGNOSTICSAIR SUSPENSION SYSTEM
952 Author: Date:
2005 SEQUOIA   (RM1146U)
INSPECTION PROCEDURE
1 Inspect height control compressor circuit (See page DI±752).
NEXT
2 Inspect air leakage