Window Glass. Power Window Control System (For Hatchback) Driver Side Power Window Does Not Operate With Power Window Master Switch

Vehicle Exterior. Yaris. Ncp93, 131

Window Glass. Yaris. Ncp93, 131

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

INSPECT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH (DRIVER SIDE)

CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY - P/W RELAY AND BODY GROUND)

CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY - POWER WINDOW REGULATOR MOTOR ASSEMBLY LH)

POWER WINDOW CONTROL SYSTEM (for Hatchback) - Driver Side Power Window does not Operate with Power Window Master Switch

DESCRIPTION

If the driver side manual UP / DOWN and AUTO DOWN function does not operate, a malfunction may exist in the power window regulator motor assembly LH (driver side), power window regulator master switch assembly or wire harness.

WIRING DIAGRAM

Yaris. Ncp93, 131.Window Glass.Power Window Control System (For Sedan).Power Window Control System (For Hatchback) Driver Side Power Window Does Not Operate With Power Window Master Switch

INSPECTION PROCEDURE

NOTICE:

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

1.INSPECT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH (DRIVER SIDE)

Inspect the power window regulator motor assembly LH (YARIS_NCP93 RM000000WK701YX.html).

REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY LH (DRIVER SIDE) (YARIS_NCP93 RM000003FZZ009X.html)

OK

2.CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY - P/W RELAY AND BODY GROUND)

Disconnect the G20 power window regulator master switch assembly connector.

Measure the voltage according to the value(s) in the table below.

Standard Voltage:
w/ Rear Power Window
Tester Connection
Switch Condition
Specified Condition
G20-6 (B) - Body ground
Ignition switch ON
11 to 14 V
w/o Rear Power Window
Tester Connection
Switch Condition
Specified Condition
G20-15 (B) - Body ground
Ignition switch ON
11 to 14 V

w/ Rear Power Window
Tester Connection	Switch Condition	Specified Condition
G20-6 (B) - Body ground	Ignition switch ON	11 to 14 V

w/o Rear Power Window
Tester Connection	Switch Condition	Specified Condition
G20-15 (B) - Body ground	Ignition switch ON	11 to 14 V

Measure the resistance according to the value(s) in the table below.

Standard Resistance:
w/ Rear Power Window
Tester Connection
Condition
Specified Condition
G20-1 (GND) - Body ground
Always
Below 1 Ω
w/o Rear Power Window
Tester Connection
Condition
Specified Condition
G20-7 (GND) - Body ground
Always
Below 1 Ω
Text in Illustration
*A
w/ Rear Power Window
*B
w/o Rear Power Window
*a
Front view of wire harness connector
(to Power Window Regulator Master Switch Assembly)

Text in Illustration
*A	w/ Rear Power Window
*B	w/o Rear Power Window
*a	Front view of wire harness connector (to Power Window Regulator Master Switch Assembly)

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

3.CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY - POWER WINDOW REGULATOR MOTOR ASSEMBLY LH)

Disconnect the G20 power window regulator master switch assembly connector.

Disconnect the G21 power window regulator motor assembly LH (driver side) connector.

Measure the resistance according to the value(s) in the table below.

Standard Resistance:

w/ Rear Power Window
Tester Connection	Condition	Specified Condition
G20-3 (U) - G21-2 (U)	Always	Below 1 Ω
G20-4 (D) - G21-1 (D)	Always	Below 1 Ω
G20-3 (U) - Body ground	Always	10 kΩ or higher
G20-4 (D) - Body ground	Always	10 kΩ or higher

w/o Rear Power Window
Tester Connection	Condition	Specified Condition
G20-10 (U) - G21-2 (U)	Always	Below 1 Ω
G20-12 (D) - G21-1 (D)	Always	Below 1 Ω
G20-10 (U) - Body ground	Always	10 kΩ or higher
G20-12 (D) - Body ground	Always	10 kΩ or higher

REPAIR OR REPLACE HARNESS OR CONNECTOR

REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY (YARIS_NCP93 RM000003EMP00CX.html)