Lexus NX: Inspection

INSPECTION

PROCEDURE

1. PRECAUTION

NOTICE:

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

Click here

2. INSPECT REAR SEATBACK FRAME SUB-ASSEMBLY LH

(a) Check the operation of the reclining motor.

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

NOTICE:

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

*1

Motor A

*2

Motor B

*a

Forward

*b

Backward

*c

Component without wire harness connected

(Rear Seatback Frame sub-assembly LH)

-

-

OK:

Condition

Specified Condition

Auxiliary battery positive (+) → Terminal 3 (FWD) (Motor A)

Auxiliary battery negative (-) → Terminal 4 (BACK) (Motor A)

Forward

Auxiliary battery positive (+) → Terminal 1 (Motor B)

Auxiliary battery negative (-) → Terminal 2 (Motor B)

Auxiliary battery positive (+) → Terminal 4 (BACK) (Motor A)

Auxiliary battery negative (-) → Terminal 3 (FWD) (Motor A)

Backward

Auxiliary battery positive (+) → Terminal 2 (Motor B)

Auxiliary battery negative (-) → Terminal 1 (Motor B)

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

3. INSPECT REAR SEATBACK FRAME SUB-ASSEMBLY RH

(a) Check the operation of the reclining motor.

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

NOTICE:

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

*1

Motor A

*2

Motor B

*a

Forward

*b

Backward

*c

Component without wire harness connected

(Rear Seatback Frame sub-assembly RH)

-

-

OK:

Condition

Specified Condition

Auxiliary battery positive (+) → Terminal 3 (FWD) (Motor A)

Auxiliary battery negative (-) → Terminal 4 (BACK) (Motor A)

Forward

Auxiliary battery positive (+) → Terminal 1 (Motor B)

Auxiliary battery negative (-) → Terminal 2 (Motor B)

Auxiliary battery positive (+) → Terminal 4 (BACK) (Motor A)

Auxiliary battery negative (-) → Terminal 3 (FWD) (Motor A)

Backward

Auxiliary battery positive (+) → Terminal 2 (Motor B)

Auxiliary battery negative (-) → Terminal 1 (Motor B)

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

READ NEXT:

 Reassembly

REASSEMBLY CAUTION / NOTICE / HINT CAUTION: Wear protective gloves. Sharp areas on the parts may injure your hands. PROCEDURE 1. INSTALL REAR SEAT WIRE LH (for LH Side) (a) Attach the 2 clamps to i

 Installation

INSTALLATION CAUTION / NOTICE / HINT CAUTION: Wear protective gloves. Sharp areas on the parts may injure your hands. PROCEDURE 1. INSTALL NO. 1 SEAT LEG ASSEMBLY (a) Attach the 2 guides to tempora

 Rear Seat Cushion Heater(for Manual Seat)

SEE MORE:

 Removal

REMOVAL CAUTION / NOTICE / HINT CAUTION: Wear protective gloves. Sharp areas on the parts may injure your hands. PROCEDURE 1. REMOVE REAR SEAT ASSEMBLY Click here 2. REMOVE REAR SEATBACK COVER Click here 3. REMOVE REAR SEAT INNER WITH CENTER BELT ASSEMBLY RH (for RH Side) Click here 4. REMOVE

 Vehicle Control History

VEHICLE CONTROL HISTORY NOTICE: When checking the Vehicle Control History, make sure to record the output codes. Then, clear the Vehicle Control History (RoB) and check it again. CHECK VEHICLE CONTROL HISTORY (FRONT RADAR SENSOR SYSTEM) (a) Connect the Techstream to the DLC3. (b) Turn the power swit

© 2016-2026 Copyright www.lexunx.com