Rear Power Window LH does not Operate with Rear Power Window Switch LH: Procedure

CHECK HARNESS AND CONNECTOR (WINDOW SWITCH (REAR LH SIDE) - DOOR ECU (REAR LH SIDE))

Disconnect the S5 power window switch connector.
Disconnect the O7 rear door ECU connector.

Fig 1: Identifying S5 Power Window Switch Connector And O7 Rear Door ECU Connector
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

Standard resistance

Tester Connection	Condition	Specified Condition
S5-5 (E) - O7-20 (SGND)	Always	Below 1 Ω
S5-5 (E) - Body ground	Always	10 kΩ or higher

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: Go to next step

CHECK HARNESS AND CONNECTOR (DOOR ECU (REAR LH SIDE) - REGULATOR MOTOR (REAR LH SIDE))

Disconnect the O9 motor connector.

Fig 2: Identifying O7 Rear Door ECU & O9 Motor Connectors
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

Standard resistance

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: Go to next step

CHECK HARNESS AND CONNECTOR (WINDOW SWITCH (REAR LH) - REGULATOR MOTOR (REAR LH))

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

Fig 3: Identifying O9 Motor Connector And Power Window Switch Connector S5

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Standard resistance

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: Go to next step

INSPECT POWER WINDOW SWITCH (for Rear LH side)

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

Fig 4: Identifying Power Window Switch (Rear LH Side) Connector Terminals

Standard resistance

Tester Connection	Switch Condition	Specified Condition
2 (U) - 5 (E)	Manual UP operation	Below 1 Ω
10 (D) - 5 (E)	Manual DOWN operation	Below 1 Ω

NG → See step 5

OK → See step 6

REPLACE POWER WINDOW SWITCH (for Rear LH side). Refer to REMOVAL - Step 7
REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to REMOVAL - Step 21