Toyota Sequoia (2005). Manual — part 505
DIDES–01
I28585
Power Main
From
Battery
To Rear
Power Window
SW RH
PWR No. 3
To Rear
Power Window
SW LH
PWR No. 4
Passenger Door ECU
(Power Window Switch Assembly)
Driver Door ECU
Back Door ECU
Front Passenger
Courtesy Light
BEAN
Door Unlock
Detection Switch
Door Key Lock and
Unlock Switch
LSW
MPX2
GND
MPX1
CTYB
LSWP
PKL
PKUL
PCYL
From
Battery
From
Ignition SW
From
Battery
ECU–IG
PWR
ECU–B
Passenger Door Power Window Motor
DOWN
UP
Pulse Sensor
Limit Switch
Remote Control Mirror RH
LEFT
RIGHT
DOWN
UP
DOWN
UP
OUT
IN
SIG
BDR
CPUB
PU
PDN
PLS
LMT
SGND
PM+R
PMHR
PMVR
PVC
VSSR
HSSR
RE1
Instrument
Panel J/B
LSWE
–
DIAGNOSTICS
PASSENGER DOOR CONTROL SYSTEM
DI–1815
2009
SYSTEM DIAGRAM
DI1PP–07
Customer Problem Analysis
Vehicle Brought to Workshop
Problem Symptom Confirmation
Symptom Simulation
Symptom does not
occur
Circuit Inspection
Identification of Problem
Repair
Confirmation Test
End
Titles inside
are titles of pages in this
manual, with the page number indicated in
the bottom portion. See the indicated pages
for detailed explanations.
1
2
3
6
5
8
P.
P.
P.
–
Symptom
occurs
Step 6, 8: Diagnostic steps permitting use of the
hand–held tester.
7
Multiplex Communication System Inspection *
4
Problem Symptoms Table
*: Confirm that there is no trouble by
DTC check.
DI–1816
–
DIAGNOSTICS
PASSENGER DOOR CONTROL SYSTEM
2010
HOW TO PROCEED WITH TROUBLESHOOTING
HINT:
This ECU is connected to the multiplex communication system. Therefore, be sure to check that there is no
trouble in the multiplex communication system before performing the troubleshooting.
DI1PT–06
PASSENGER DOOR CONTROL SYSTEM Check Sheet
Inspector’s name:
Customer’s Name
Odometer Reading
/ /
km
mile
Weather Conditions
When Problem
Occurred
Frequency Problem Occurs
Weather
/ /
Once only
Brought in
Malfunction
System
Outdoor Temperature
Fine
Cloudy
Rainy
Snowy
Various/Others
Hot
Warm Cool
Cold (Approx.
°
F (
°
C))
Constant Sometimes ( times per day, month)
Power Window Control System
Power Door Lock Control System
Theft Deterrent System
Other
Jam Protection System
VIN
Licence Plate No.
Production Date
Front Passenger Side Door Courtesy Light System
Remote Control Mirror RH System
–
DIAGNOSTICS
PASSENGER DOOR CONTROL SYSTEM
DI–1817
2011
CUSTOMER PROBLEM ANALYSIS CHECK
DI1PV–06
DI–1818
–
DIAGNOSTICS
PASSENGER DOOR CONTROL SYSTEM
2012
PROBLEM SYMPTOMS TABLE
POWER WINDOW CONTROL SYSTEM
Symptom
Suspected Area
See page
Power window does not operate.
1. Power source circuit
2. Power window motor circuit
3. Window lock switch circuit
4. Passenger door ECU
Auto up (or down) function does not operate.
1. Power source circuit
2. Passenger door ECU
Jam protection function and auto up (or down) function do not
operate.
1. Jam protection limit switch circuit
2. Jam protection pulse sensor circuit
3. Passenger door ECU
OTHER
Symptom
Suspected Area
See page
Door parts do not function.
1. Power source circuit
2. Passenger door ECU
Door key related function does not operate.
1. Door key lock and unlock switch circuit
2. Passenger door ECU
Courtesy light does not come on.
(Passenger’s)
1. Door courtesy light circuit
2. Passenger door ECU
Remote control mirror RH does not operate.
(w/ Driving position memory)
1. Remote control mirror motor RH circuit
2. Remote control mirror position sensor RH circuit
3. Passenger door ECU
Door lock control does not operate.
1. Door unlock detection switch circuit
2. Door lock motor circuit
3. Passenger door ECU
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