Toyota Sequoia (2005). Manual — part 511
–
DIAGNOSTICS
PASSENGER DOOR CONTROL SYSTEM
DI–1839
2033
INSPECTION PROCEDURE
HINT:
When using the hand–held tester, start the inspection from step 1 and when not using the hand–held tester,
start from step 2.
1
Check jam protection limit 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.
P–DOOR:
Item
Measurement Item/Dis-
play (Range)
Normal condition
Diagnostic Note
LIMIT SW
Jam protection limit SW/
ON or OFF
ON: Window is almost fully open
OFF: Window is open
*1
*1: If the jam protection limit switch is turned ON, the jam protection function will stop.
Even if the switch is not turned ON when the windows are almost fully open, the window will not fully close
as jam protection operates at upper window positions during automatic–up operation.
OK:
Indication on the tester switches between ON and OFF in accordance with the jam protection
limit switch status.
OK
Proceed to next circuit inspection shown in
problem symptoms table (See page
NG
2
Check jam protection limit switch (Jam protection function) (See page
NG
Replace the power window motor.
OK
DI–1840
–
DIAGNOSTICS
PASSENGER DOOR CONTROL SYSTEM
2034
3
Check wire harness and connector between jam protection limit switch and pas-
senger door ECU (See page
NG
Repair or replace wire harness or connector.
OK
Proceed to next circuit inspection shown in
problem symptoms table
(See page
I28442
W–B
L–R
5
3
Pulse Sensor
SGND
PLS
18
17
Front Passenger
Door ECU
P7
Power Window Motor
Front RH
*1: w/ Driving Position Memory
*2: w/o Driving Position Memory
F18 F18
(*1) (*2)
4
3
F18 F18
(*1) (*2)
–
DIAGNOSTICS
PASSENGER DOOR CONTROL SYSTEM
DI–1841
2035
Jam protection pulse sensor circuit
CIRCUIT DESCRIPTION
The jam protection pulse sensor, built in the power window motor, outputs a ON/OFF pulse when the motor
rotates.
WIRING DIAGRAM
DI1QD–07
DI–1842
–
DIAGNOSTICS
PASSENGER DOOR CONTROL SYSTEM
2036
INSPECTION PROCEDURE
1
Check the jam protection pulse sensor circuit using DTC check (See page
).
CHECK:
Check if DTC B1234 of the multiplex communication system is output.
OK:
DTC is not output.
OK
Proceed to next circuit inspection shown in
problem symptoms table (See page
NG
2
Check jam protection pulse sensor (See page
).
NG
Replace the power window motor.
OK
3
Check wire harness and connector between jam protection pulse sensor and
passenger door ECU (See page
).
NG
Repair or replace wire harness or connector.
OK
Proceed to next circuit inspection shown in
problem symptoms table
(See page
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