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DIAGNOSTICS - POWER WINDOW CONTROL SYSTEM (W/ JAM 05-1559
PROTECTION) 059YR-10
AUTO UP/DOWN FUNCTION DOES NOT OPERATE
CIRCUIT DESCRIPTION
If the AUTO UP/DOWN function does not operate, any of the following troubles may be the cause:
S When the PWR fuse or the power window relay (Marking: PWR) is replaced with new ones, or when
the battery terminal and the connector of the power window master switch are disconnected, the power
window memory of the fully closed position which is recorded in the power window master switch is
erased.
S The pulse sensors in the driver side power window motor have a malfunction.
S There is an open or short circuit in the wiring between the power window master switch and the driver
side power window motor.
S The power window master switch has a malfunction.
WIRING DIAGRAM
P40 D9
Power Window Regulator Power Window Regulator
Motor Assy LH (Driver Side) Master Switch Assy
SSRB 4 L-B 3
VC
PLS 5 L-R 14
PLS PLS1
PLS2 3 LG-R 17
PLS2 PLS2
E 6 LG-B 2
SGND
B62902
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1742
05-1560 DIAGNOSTICS - POWER WINDOW CONTROL SYSTEM (W/ JAM
PROTECTION)
INSPECTION PROCEDURE
1 CHECK MANUAL UP/DOWN FUNCTION (DRIVER SIDE)
(a) Check that the door glass can be operated manually.
NG OTHER PROBLEM (See page 05-1565 )
OK
2 CHECK ILLUMINATION OF POWER WINDOW MASTER SWITCH
(a) Turn the ignition switch ON.
(b) Operate the AUTO (drive side) switch of the master
switch.
(c) Check the blinking pattern of the AUTO light as shown in
the illustration.
(1) If pattern (1) is displayed, proceed to A.
(2) If pattern (2) or (3) is displayed, proceed to B.
(3) If the normal pattern is displayed, proceed to C.
B67295
Blinking Pattern of AUTO Light
(1): Fully closed position (2): Pulse sensor circuit (3): Both (1) and (2) Normal
is misaligned malfunction
ON
OFF
1.5
1.5 0.5
(AUTO Light) (sec.) (sec.)
2.0 1.0 1.0 2.0 (sec.)
0.5
B64880
B Go to step 4
C REPLACE POWER WINDOW REGULATOR
MASTER SWITCH ASSY
A
3 RESET POWER WINDOW REGULATOR MOTOR (DRIVER SIDE)
(See page 70-12 )
OK END
NG
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1743
DIAGNOSTICS - POWER WINDOW CONTROL SYSTEM (W/ JAM 05-1561
PROTECTION)
4 CHECK WIRE HARNESS (MASTER SWITCH - MOTOR) (MASTER SWITCH -
BODY GROUND)
(a) Disconnect the D9 master switch connector.
Wire Harness Side
(b) Disconnect the P40 motor connector (driver side).
(c) Check the resistance between the wire harness side con-
D9 nectors.
Power Window Regulator Standard:
Master Switch Assy Terminal No. Specified Condition
D9-3 (VC) - P40-4 (SSRB)
D9-14 (PLS1) - P40-5 (PLS)
Below 1
D9-17 (PLS2) - P40-3 (PLS2)
D9-2 (SGND) - P40-6 (E)
(d) Check the resistance between the D9 master switch con-
nector and body ground.
P40 Standard:
Power Window Regulator
Terminal No. Specified Condition
Motor Assy LH (Driver Side)
D9-3 (VC) - Body ground
D9-14 (PLS1) - Body ground
10 k or higher
D9-17 (PLS2) - Body ground
D9-2 (SGND) - Body ground
B62894 NG REPAIR OR REPLACE HARNESS AND
CONNECTOR
OK
REPLACE POWER WINDOW REGULATOR MOTOR ASSY LH (DRIVER SIDE)
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1744
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