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.
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
SEE MORE:
Installation
INSTALLATION PROCEDURE 1. INSTALL COMBINATION SWITCH ASSEMBLY (for Upper Side) (a) Attach the 4 claws to install the combination switch assembly. 2. INSTALL NO. 2 COMBINATION SWITCH ASSEMBLY (for Lower Side) (a) Attach the 4 claws to install the No. 2 combination switch assembly.
Dtc Check / Clear
DTC CHECK / CLEAR CHECK DTC (USING THE Techstream) (a) Turn the power switch off. (b) Connect the Techstream to the DLC3. (c) Turn the power switch on (IG). (d) Turn the Techstream on. (e) Enter the following menus: Chassis / EMPS / Trouble Codes. Chassis > EMPS > Trouble Codes (f) Read the DT
