DESCRIPTION
- If the manual UP/DOWN function does not operate, there may be a malfunction
in the master switch, the driver side motor, or the harness or connector.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following
inspection procedure.
PROCEDURE
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1.
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CHECK LIN COMMUNICATION SYSTEM
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(a) Check for LIN communication system DTCs related to the power window control
system (See page  ).
OK:
LIN communication system DTCs are not output.
| NG |
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GO TO LIN COMMUNICATION SYSTEM
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| OK |
|
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(a) Check if DTC B2312 is output (See page ).
OK:
DTC B2312 is not output.
| NG |
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GO TO DTC (B2312)
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| OK |
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3.
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READ VALUE USING TECHSTREAM (DRIVER SIDE MOTOR)
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(a) Use the Data List to check if the driver side motor is functioning properly.
D-Door Motor
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Tester Display
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Measurement Item/Range
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Normal Condition
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Diagnostic Note
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D Door P/W Up SW
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Driver side power window MANUAL UP switch signal / ON or OFF
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ON: Driver side switch operated
OFF: Driver side switch not operated
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-
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D Door P/W Down SW
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Driver side power window MANUAL DOWN switch signal / ON or OFF
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ON: Driver side switch operated
OFF: Driver side switch not operated
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-
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OK:
The Techstream display changes normally when master switch is operated.
| OK |
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REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH
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| NG |
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4.
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CHECK HARNESS AND CONNECTOR (MASTER SWITCH - BATTERY AND BODY GROUND)
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(a) Disconnect the master switch connector.
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*a
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Front view of wire harness connector
(to Master Switch)
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|
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(b) Measure the voltage and resistance according to the value(s) in the table
below.
Standard Voltage:
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Tester Connection
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Switch Condition
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Specified Condition
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N2-3 (B) - Body ground
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Always
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11 to 14 V
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N2-13 (B) - Body ground
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Ignition switch ON
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11 to 14 V
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Standard Resistance:
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Tester Connection
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Condition
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Specified Condition
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N2-1 (E) - Body ground
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Always
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Below 1 Ω
|
| NG |
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REPAIR OR REPLACE HARNESS OR CONNECTOR
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| OK |
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5.
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CHECK HARNESS AND CONNECTOR (DRIVER SIDE MOTOR - BATTERY AND BODY GROUND)
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(a) Disconnect the motor connector.
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*a
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Front view of wire harness connector
(to Driver Side Motor)
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|
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(b) Measure the voltage and resistance according to the value(s) in the table
below.
Standard Voltage:
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Tester Connection
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Condition
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Specified Condition
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N12-2 (B) - Body ground
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Always
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11 to 14 V
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Standard Resistance:
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Tester Connection
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Condition
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Specified Condition
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N12-1 (GND) - Body ground
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Always
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Below 1 Ω
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| NG |
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REPAIR OR REPLACE HARNESS OR CONNECTOR
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| OK |
|
|
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6.
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CHECK HARNESS AND CONNECTOR (MASTER SWITCH - DRIVER SIDE MOTOR)
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(a) Disconnect the N2 master switch connector.
(b) Disconnect the N12 motor connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
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Tester Connection
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Condition
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Specified Condition
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N2-4 (UP) - N12-10 (UP)
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Always
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Below 1 Ω
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N2-5 (DOWN) - N12-7 (DOWN)
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Always
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Below 1 Ω
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N2-4 (UP) - Body ground
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Always
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10 kΩ or higher
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N2-5 (DOWN) - Body ground
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Always
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10 kΩ or higher
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| NG |
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REPAIR OR REPLACE HARNESS OR CONNECTOR
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| OK |
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7.
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INSPECT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH
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(a) Remove the driver side motor (See page
).
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*1
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Motor Gear
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*a
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Component without harness connected
(Driver Side Motor)
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*b
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Counterclockwise
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*c
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Clockwise
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(b) Apply positive (+) battery voltage to connector terminal 2 (B).
NOTICE:
- Do not apply positive (+) battery voltage to any terminals except terminal
2 (B) to avoid damaging the pulse sensor inside the motor.
- Reset the power window regulator motor (initialize the pulse sensor) after
installing the power window regulator motor and regulator assembly to the door.
(c) Apply negative (-) battery voltage to connector terminals 1 (GND) and 7 (DOWN)
/ 10 (UP).
(d) Check that the motor gear rotates smoothly as follows.
OK:
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Measurement Condition
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Specified Condition
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Battery positive (+) → 2 (B)
Battery negative (-): 1 (GND) (3 sec. or more) → 1 (GND) and 10 (UP)
(within 1 sec.) → 1 (GND) (within 1 sec.) → 1 (GND) and 10 (UP)
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Motor gear rotates clockwise
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Battery positive (+) → 2 (B)
Battery negative (-): 1 (GND) (3 sec. or more) → 1 (GND) and 7 (DOWN)
(within 1 sec.) → 1 (GND) (within 1 sec.) → 1 (GND) and 7 (DOWN)
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Motor gear rotates counterclockwise
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| OK |
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REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY
|
| NG |
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REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH
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