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).
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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.
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