Lexus NX: Rear Power Window Switch

Components

COMPONENTS

ILLUSTRATION

*1

REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY

*2

REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY WITH REAR DOOR ARMREST BASE PANEL

*3

REAR DOOR ARMREST BASE PANEL

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Removal

REMOVAL

CAUTION / NOTICE / HINT

HINT:

  • Use the same procedure for the RH and LH sides.
  • The procedure listed below is for the LH side.

PROCEDURE

1. REMOVE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY WITH REAR DOOR ARMREST BASE PANEL

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2. REMOVE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY

(a) Detach the 3 claws and remove the rear power window regulator switch assembly.

Inspection

INSPECTION

PROCEDURE

1. INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY

(a) Check the switch function.

(1) Measure the resistance when the switch is operated according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

5 (UP) - 7 (GND)

UP

Below 1 Ω

2 (LED) - 4 (DOWN)

Below 1 Ω

4 (DOWN) - 7 (GND)

OFF

Below 1 Ω

2 (LED) - 5 (UP)

Below 1 Ω

8 (AUTO) - 7 (GND)

DOWN

Below 1 Ω

If the result is not as specified, replace the rear power window regulator switch assembly.

*a

LED Illumination

*b

Component without harness connected

(Rear Power Window Regulator Switch Assembly)

(b) Check that the LED illuminates.

(1) Apply auxiliary battery voltage to the rear power window regulator switch and check that the LED illuminates.

OK:

Measurement Condition

Specified Condition

Auxiliary battery positive (+) → 3 (ILL+)

Auxiliary battery negative (-) → 1 (ILL-)

LED illuminates

If the result is not as specified, replace the rear power window regulator switch assembly.

Installation

INSTALLATION

CAUTION / NOTICE / HINT

HINT:

  • Use the same procedure for the RH and LH sides.
  • The procedure listed below is for the LH side.

PROCEDURE

1. INSTALL REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY

(a) Attach the 3 claws to install the rear power window regulator switch assembly.

2. INSTALL REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY WITH REAR DOOR ARMREST BASE PANEL

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