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.

•  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)

Inspection item (s)

1A
Sensor ground
Power window motor (driver’s side)
Under any condition
1.0 or less
•  Power window motor (driver’s side)
•  Related wiring harness
1B
GND
Body ground
Under any condition
1.0 or less
•  Related wiring harness
1C
Window close signal
Power window motor (RR)
Door glass (RR) closing
B+
•  Power window motor (RR)
•  Related wiring harness
Other
1.0 or less
1D
Pulse 1
Power window motor (driver’s side)
Door glass (driver’s side) operating
Alternates between 1.0 or less and 5
•  Power window motor (driver’s side)
•  Related wiring harness
1E
Window open signal
Power window motor (RR)
Door glass (RR) opening
B+
•  Power window motor (RR)
•  Related wiring harness
Other
1.0 or less
1F
Sensor power supply
Power window motor (driver’s side)
Switch the ignition to ON
B+
•  Power window motor (driver’s side)
•  Related wiring harness
Switch the ignition to off
1.0 or less
1G
Window open signal
Power window motor (LR)
Door glass (LR) opening
B+
•  Power window motor (LR)
•  Related wiring harness
Other
1.0 or less
1H
Pulse 2
Power window motor (driver’s side)
Door glass (driver’s side) operating
Alternates between 1.0 or less and 5
•  Power window motor (driver’s side)
•  Related wiring harness
1I
Window close signal
Power window motor (LR)
Door glass (LR) closing
B+
•  Power window motor (LR)
•  Related wiring harness
Other
1.0 or less
1J
Window close signal
Power window motor (driver’s side)
Door glass (driver’s side) closing
B+
•  Power window motor (driver’s side)
•  Related wiring harness
Other
1.0 or less
1K
Door open/close signal
BCM
Terminal used for communication therefore determination based on terminal voltage inspection not possible.
•  BCM
•  Related wiring harness
1L
Window open signal
Power window motor (driver’s side)
Door glass (driver’s side) opening
B+
•  Power window motor (driver’s side)
•  Related wiring harness
Other
1.0 or less
1M
IG1
P.WIND 30 A fuse
Switch the ignition to ON
B+
•  P.WIND 30 A fuse
•  Related wiring harness
Switch the ignition to off
1.0 or less
1N
Power supply
P.WIND 20 A fuse
Under any condition
B+
•  P.WIND 20 A fuse
•  Related wiring harness
2A*1
Window open signal
Power window motor (passenger’s side)
Door glass (passenger’s side) opening
B+
•  Power window motor (passenger’s side)
•  Related wiring harness
2B*1
Other
1.0 or less
2K*2
Window open signal
Power window motor (passenger’s side)
Door glass (passenger’s side) opening
B+
•  Power window motor (passenger’s side)
•  Related wiring harness
2L*2
Other
1.0 or less

*1  :L.H.D.
*2  :R.H.D.