Page 2009 of 4323
± DIAGNOSTICSDRIVER DOOR CONTROL SYSTEM
DI±1807
2001 Author: Date:
2005 SEQUOIA (RM1146U)
3 Check wire harness and connector between driver door ECU and body ground
(See page IN±35).
NG Repair or replace wire harness or connector.
OK
4 Check wire harness and connector between passenger door ECU and body
ground (See page IN±35).
NG Repair or replace wire harness or connector.
OK
Proceed to next circuit inspection shown in
problem symptoms table (See page
DI±1782).
Page 2010 of 4323
I28455
R17
Remote Control Mirror LHD22
Driver Door ECU
DM+R
DMVR
DMHR M+
MV
MHL±W
BR±B
BR±R 7
6
815
17
16 DI±1808
± DIAGNOSTICSDRIVER DOOR CONTROL SYSTEM
2002 Author: Date:
2005 SEQUOIA (RM1146U)
Remote control mirror motor LH circuit (w/ Driving position
memory)
CIRCUIT DESCRIPTION
SEQUOIA features a driving position memory function, and up to 2 driver positions can be memorized.
The driver door ECU operates 2 motors built into the remote control mirror. The motors move the mirror to
the memorized positions based on information from the position sensor.
WIRING DIAGRAM
DIDEP±01
Page 2011 of 4323
± DIAGNOSTICSDRIVER DOOR CONTROL SYSTEM
DI±1809
2003 Author: Date:
2005 SEQUOIA (RM1146U)
INSPECTION PROCEDURE
1 Check remote control mirror motor (See page BE±115).
NG Replace remote control mirror motor.
OK
2 Check wire harness and connector between remote control mirror motor and
driver door ECU (See page IN±35).
NG Repair or replace harness or connector.
OK
Proceed to next circuit inspection shown in
problem symptoms table (See page
DI±1782).
Page 2012 of 4323
DI±1810
± DIAGNOSTICSDRIVER DOOR CONTROL SYSTEM
2004 Author: Date:
2005 SEQUOIA (RM1146U)
Remote control mirror position sensor LH circuit (w/ Driving posi-
tion memory)
CIRCUIT DESCRIPTION
SEQUOIA features a driving position memory function, and up to 2 driver positions can be memorized.
The driver door ECU operates 2 motors built into the remote control mirror. The motors move the mirror to
the memorized positions based on information from the position sensor.
DIDEQ±01
Page 2013 of 4323
I28456
R17
Remote Control Mirror LHD22
Driver Door ECU
VDD
SV
SHBR±W
BR±Y
L±BDVC
VSSR
HSSR
GNDL±R
LE1 9
16
10
1518 11
12 19
± DIAGNOSTICSDRIVER DOOR CONTROL SYSTEM
DI±1811
2005 Author: Date:
2005 SEQUOIA (RM1146U)
WIRING DIAGRAM
Page 2014 of 4323
DI±1812
± DIAGNOSTICSDRIVER DOOR CONTROL SYSTEM
2006 Author: Date:
2005 SEQUOIA (RM1146U)
INSPECTION PROCEDURE
1 Check remote control mirror position sensor (See page DI±1783).
NG Replace remote control mirror.
OK
2 Check wire harness and connector between remote control mirror position sen-
sor and driver door ECU (See page IN±35).
NG Repair or replace harness or connector.
OK
Proceed to next circuit inspection shown in
problem symptoms table (See page
DI±1782).
Page 2015 of 4323

± DIAGNOSTICSDRIVER DOOR CONTROL SYSTEM
DI±1813
2007 Author: Date:
2005 SEQUOIA (RM1146U)
Power window master switch circuit
CIRCUIT DESCRIPTION
The power window master switch circuit can be checked using the DTC check (refer to DI±1904).
INSPECTION PROCEDURE
1 Check the power window master switch using hand±held tester.
PREPARATION:
(a) Connect the hand±held tester to the DLC3.
(b) Turn the ignition switch ON.
CHECK:
According to the display on the tester, read the DATA LIST.
D±DOOR:
ItemMeasurement Item/Dis-
play (Range)Normal ConditionDiagnostic Note
D P/W AUTO SWP/W auto SW signal/
ON or OFFON: P/W auto UP/DOWN SW is ON
OFF: P/W auto UP/DOWN SW is OFF±
P P/W AUTO SWP/W auto SW signal/
ON or OFFON: P/W auto UP/DOWN SW is ON
OFF: P/W auto UP/DOWN SW is OFF±
OK:
Indication on the tester switches between ON and OFF in accordance with the window auto up
operation status.
OK Proceed to next circuit inspection shown in
problem symptoms table (See page DI±1782).
NG
Replace the driver door ECU.
DI94N±04
Page 2016 of 4323
DIDER±01
DI±1814
± DIAGNOSTICSPASSENGER DOOR CONTROL SYSTEM
2008 Author: Date:
2005 SEQUOIA (RM1146U)
PASSENGER DOOR CONTROL SYSTEM
PRECAUTION
NOTICE:
When disconnecting the battery terminal, initialize the following system after the terminal is recon-
nected.
System NameSee Page
Back Door Power Window Control SystemBE±77