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

INSPECTION

PROCEDURE

1. PRECAUTION

NOTICE:

After performing the following check, initialize the fold seat control ECU (initial position reset and initial position memorization).

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2. INSPECT REAR SEATBACK FRAME SUB-ASSEMBLY LH

(a) Check the operation of the reclining motor.

(1) Apply battery voltage to the reclining motor connector, and check that the rear seatback frame sub-assembly LH operates smoothly as follows.

NOTICE:

  • Connect the battery simultaneously to fold motor and reclining motor to perform an inspection.
  • Do not apply voltage to terminals 2, 5 and 6 of the connector for fold motor.

*1

Fold Motor

*2

Reclining Motor

*a

Forward

*b

Backward

*c

Component without wire harness connected

(Rear Seatback Frame sub-assembly LH)

-

-

OK:

Condition

Specified Condition

Battery positive (+) → Terminal y1-3 (FWD)

Battery negative (-) → Terminal y1-4 (BACK)

Forward

Battery positive (+) → Terminal y2-1

Battery negative (-) → Terminal y2-2

Battery positive (+) → Terminal y1-4 (BACK)

Battery negative (-) → Terminal y1-3 (FWD)

Backward

Battery positive (+) → Terminal y2-2

Battery negative (-) → Terminal y2-1

If the result is not as specified, replace the rear seatback frame sub-assembly LH.

    Removal
    REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during rear ...

    Installation
    INSTALLATION CAUTION / NOTICE / HINT CAUTION: Wear protective gloves. Sharp areas on the seat frame may injure your hands. PROCEDURE 1. INSTALL REAR SEAT ASSEMBLY LH (a) Place the rear seat assembly L ...

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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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