2001 TOYOTA SEQUOIA Service Repair Manual

Page 2577 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual I07839
21
± DIAGNOSTICSAIR CONDITIONING SYSTEM
DI±2375
2569 Author: Date:
2005 SEQUOIA   (RM1146U)
INSPECTION PROCEDURE
1 Check blower motor.
PREPARATION:
Remove the blower motor (See page AC±50)

Page 2578 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DI±2376
± DIAGNOSTICSAIR CONDITIONING SYSTEM
2570 Author: Date:
2005 SEQUOIA   (RM1146U)
4 Check integration control and panel (See page IN±35).
NG Replace integration control and panel.
OK
Repla

Page 2579 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual I28844
Integration Control
and Panel
2L16
7
R±WRrBLW
RrVM I21 21
BPBH122
G IJ3 A30
A/C Power Transistor
4LG W±G W±B
5 3
B15
Blower Motor
(Rear)12G W±GL
1 w/ Rear A/C:
From 
RR Heater RelayI21 IJ3

Page 2580 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual I28847
RrBLWI21 Integration  Control and Panel:
I24460
DI±2378
± DIAGNOSTICSAIR CONDITIONING SYSTEM
2572 Author: Date:
2005 SEQUOIA   (RM1146U)
INSPECTION PROCEDURE
1 Check voltage between termina

Page 2581 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual I28847
RrVMI21 Integration  Control and Panel:
± DIAGNOSTICSAIR CONDITIONING SYSTEM
DI±2379
2573 Author: Date:
2005 SEQUOIA   (RM1146U)
3 Check voltage between terminal RrVM of integration control

Page 2582 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual I07763
1
2
4
I07764
3
4
DI±2380
± DIAGNOSTICSAIR CONDITIONING SYSTEM
2574 Author: Date:
2005 SEQUOIA   (RM1146U)
4 Check power transistor.
PREPARATION:
Remove the power transistor (See page AC±84

Page 2583 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual I28845
ECM
E5
E5G±BIntegration Control 
and Panel
I22
ACT
AC1
8 25
24
L±W 2
21
5 MG CLT Relay
J3 J/C
15
IG4 C
C Engine Room J/B
2
2C4
2G
3
A3 
A/C Magnetic Clutch 
and Lock Sensor R±Y
IA1 LG±B5
4

Page 2584 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DI±2382
± DIAGNOSTICSAIR CONDITIONING SYSTEM
2576 Author: Date:
2005 SEQUOIA   (RM1146U)
INSPECTION PROCEDURE
1 Read value of hand±held tester.
PREPARATION:
(a) Connect  the hand±held tester to