Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT BACK DOOR LOCK ASSEMBLY

*a

Clockwise

*b

Counterclockwise

*c

Over-latch

*d

Full-latch

*e

Half-latch

*f

Open-latch

*g

Component without harness connected

(Back Door Lock Assembly)

(a) Apply battery voltage to the door lock motor and check the operation of the door lock motor.

OK:

Measurement Condition

Result

Battery positive (+) → 4 (M+)

Battery negative (-) → 1 (M-)

Latch turns to open-latch position (rotates clockwise)

Battery positive (+) → 1 (M-)

Battery negative (-) → 4 (M+)

Latch turns to full-latch position (rotates counterclockwise)

If the result is not as specified, replace the back door lock assembly.

(b) Check the operation of the back door courtesy switch.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

8 (CTY) - 7 (E)

Open-latch

Below 1 Ω

8 (CTY) - 7 (E)

Half-latch

Below 1 Ω

8 (CTY) - 7 (E)

Half-latch → Full-latch

Below 1 Ω → 10 kΩ or higher

8 (CTY) - 7 (E)

Full-latch

10 kΩ or higher

8 (CTY) - 7 (E)

Over-latch

10 kΩ or higher

If the result is not as specified, replace the back door lock assembly.

    Removal
    REMOVAL PROCEDURE 1. REMOVE BACK WINDOW UPPER PANEL TRIM (w/o Rear No. 2 Seat) Click here 2. REMOVE BACK WINDOW UPPER PANEL TRIM (w/ Rear No. 2 Seat) Click here 3. REMOVE BACK DOOR TRIM COVER LH ...

    Installation
    INSTALLATION PROCEDURE 1. INSTALL BACK DOOR LOCK ASSEMBLY Click here 2. INSTALL BACK DOOR TRIM PANEL ASSEMBLY (w/o Rear No. 2 Seat) Click here 3. INSTALL BACK DOOR TRIM PANEL ASSEMBLY (w/ Rear No ...

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    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

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