POWER WINDOW MAIN SWITCH INSPECTION


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1.  Turn the ignition switch to the ON position.

2.  Verify that the door glass (driver’s side) can be operated for approx. 43 s after the ignition switch is turned to the LOCK position.

•  If the door glass (driver’s side) cannot be operated for approx. 43 s after the ignition switch is turned to the LOCK position, of if the door glass (driver’s side) can still be operated after approx. 43 s, replace the power window main switch.

3.  Disconnect the negative battery cable.

4.  Remove the inner garnish. (See INNER GARNISH REMOVAL/INSTALLATION.)

5.  Remove the front door trim. (See FRONT DOOR TRIM REMOVAL/INSTALLATION.)

6.  Remove the switch panel. (See FRONT DOOR TRIM DISASSEMBLY/ASSEMBLY.)

7.  Connect the power window main switch connector.

8.  Connect the negative battery cable.

9.  Measure the voltage at each terminal (except terminals 1A and 1B).

•  If the voltage is not as specified in the terminal voltage table, inspect the parts under Inspection item(s) and related wiring harnesses.

10.  If the system does not work normally even though the inspection items or related wiring harnesses do not have any malfunction, replace the power window main switch.

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Terminal Voltage Table (Reference)

Terminal

Signal name

Connected to

Measurement condition

Voltage (V)/Continuity

Inspection item(s)

1A
Sensor ground
Power window motor (driver’s side)
Under any condition: Inspect for continuity to ground
Continuity detected
•  Power window motor (driver’s side) (See POWER WINDOW MOTOR INSPECTION.)
•  Related wiring harness
1B
GND
Body ground
Under any condition: Inspect for continuity to ground
Continuity detected
•  Related wiring harness
1C
Close signal
Power window subswitch (RR)
Door glass (RR) closing
B+
•  Power window motor (RR) (See POWER WINDOW MOTOR INSPECTION.)
•  Power window subswitch (RR) (See POWER WINDOW SUBSWITCH INSPECTION.)
•  Related wiring harness
1D
Pulse 1
Power window motor (driver’s side)
Door glass (driver’s side) operating
Approx. 6
•  Power window motor (driver’s side) (See POWER WINDOW MOTOR INSPECTION.)
•  Related wiring harness
Door glass (driver’s side) stopped
1.0 or less, or B+
1E
Open signal
Power window subswitch (RR)
Door glass (RR) opening
B+
•  Power window motor (RR) (See POWER WINDOW MOTOR INSPECTION.)
•  Power window subswitch (RR) (See POWER WINDOW SUBSWITCH INSPECTION.)
•  Related wiring harness
1F
Power supply
Power window motor (driver’s side)
Ignition switch at ON
B+
•  Power window motor (driver’s side) (See POWER WINDOW MOTOR INSPECTION.)
•  Related wiring harness
1G
Open signal
Power window subswitch (LR)
Door glass (LR) opening
B+
•  Power window motor (LR) (See POWER WINDOW MOTOR INSPECTION.)
•  Power window subswitch (LR) (See POWER WINDOW SUBSWITCH INSPECTION.)
•  Related wiring harness
1H
Pulse 2
Power window motor (driver’s side)
Door glass (driver’s side) operating
Approx. 6
•  Power window motor (driver’s side) (See POWER WINDOW MOTOR INSPECTION.)
•  Power window main switch (driver’s side) (See POWER WINDOW MAIN SWITCH INSPECTION.)
•  Related wiring harness
Door glass (driver’s side) stopped
1.0 or less, or B+
1I
Close signal
Power window subswitch
Door glass (LR) operating
B+
•  Power window motor (LR) (See POWER WINDOW MOTOR INSPECTION.)
•  Power window subswitch (LR) (See POWER WINDOW SUBSWITCH INSPECTION.)
•  Related wiring harness
1J
Close signal
Power window motor (driver’s side)
Door glass (driver’s side) closing
B+
•  Power window motor (driver’s side) (See POWER WINDOW MOTOR INSPECTION.)
•  Related wiring harness
1K
Door signal
Power window control module
Any door is open
1.0 or less
•  BCM
•  Related wiring harness
All door is closing
B+
1L
Open signal
Power window motor (driver’s side)
Door glass (driver’s side) opening
B+
•  Power window motor (driver’s side) (See POWER WINDOW MOTOR INSPECTION.)
•  Related wiring harness
1M
Power supply
P/W 30 A fuse
Ignition switch at ON
B+
•  P/W 30 A fuse
•  Related wiring harness
Ignition switch is off
1.0 or less
1N
Power supply
P/W 20 A fuse
Under any condition
B+
•  P/W 20 A fuse
•  Related wiring harness
2A*1
Open signal
Power window subswitch (Passenger’s Side)
Door glass (Passenger’s Side) opening
B+
•  Power window motor (Passenger’s Side) (See POWER WINDOW MOTOR INSPECTION.)
•  Power window subswitch (Passenger’s Side) (See POWER WINDOW SUBSWITCH INSPECTION.)
•  Related wiring harness
2B*1
Close signal
Power window subswitch (Passenger’s Side)
Door glass (Passenger’s Side) closing
B+
•  Power window motor (Passenger’s Side) (See POWER WINDOW MOTOR INSPECTION.)
•  Power window subswitch (Passenger’s Side) (See POWER WINDOW SUBSWITCH INSPECTION.)
•  Related wiring harness
2K*2
Open signal
Power window subswitch (Passenger’s Side)
Door glass (Passenger’s Side) opening
B+
•  Power window motor (Passenger’s Side) (See POWER WINDOW MOTOR INSPECTION.)
•  Power window subswitch (Passenger’s Side) (See POWER WINDOW SUBSWITCH INSPECTION.)
•  Related wiring harness
2L*2
Close signal
Power window subswitch (Passenger’s Side)
Door glass (Passenger’s Side) closing
B+
•  Power window motor (Passenger’s Side) (See POWER WINDOW MOTOR INSPECTION.)
•  Power window subswitch (Passenger’s Side) (See POWER WINDOW SUBSWITCH INSPECTION.)
•  Related wiring harness

*1  :L.H.D.
*2  :R.H.D.