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

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual / Vehicle Interior / Door Lock / Rear Door Lock / Inspection

INSPECTION

PROCEDURE

1. INSPECT REAR DOOR LOCK WITH MOTOR ASSEMBLY LH

(a) Check the operation of the door lock motor.

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

OK:

Battery Connection

Result

Battery positive (+) → Terminal 4 (L)

Battery negative (-) → Terminal 3 (UL)

Locks

Battery positive (+) → Terminal 3 (UL)

Battery negative (-) → Terminal 4 (L)

Unlocks

If the result is not as specified, replace the rear door lock with motor assembly LH.

*a

Unlock

*b

Lock

*c

Component without harness connected

(Rear Door Lock Assembly LH)

(b) Check the operation of the unlock detection switch.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

6 (LSSR) - 9 (E)

Locked

10 kΩ or higher

6 (LSSR) - 9 (E)

Unlocked

Below 1 Ω

If the result is not as specified, replace the rear door lock with motor assembly LH.

2. INSPECT REAR DOOR LOCK WITH MOTOR ASSEMBLY RH

(a) Check the operation of the door lock motor.

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

OK:

Battery Connection

Result

Battery positive (+) → Terminal 2 (L)

Battery negative (-) → Terminal 1 (UL)

Locks

Battery positive (+) → Terminal 1 (UL)

Battery negative (-) → Terminal 2 (L)

Unlocks

If the result is not as specified, replace the rear door lock with motor assembly RH.

*a

Unlock

*b

Lock

*c

Component without harness connected

(Rear Door Lock Assembly RH)

(b) Check the operation of the unlock detection switch.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

6 (LSSR) - 9 (E)

Locked

10 kΩ or higher

6 (LSSR) - 9 (E)

Unlocked

Below 1 Ω

If the result is not as specified, replace the rear door lock with motor assembly RH.

    Components
    COMPONENTS ILLUSTRATION *1 COURTESY LIGHT ASSEMBLY *2 REAR DOOR ARMREST COVER *3 REAR DOOR INNER GLASS WEATHERSTRIP *4 REAR DOOR INSIDE HANDLE BEZEL PLUG *5 REAR DOOR TRIM BO ...

    Installation
    INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. PROCEDURE 1. PRECAUTION NOTICE: After turning the eng ...

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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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