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 .gif)
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:
Drive Motor "A" Performance (P0A90-251)
DTC SUMMARY MALFUNCTION DESCRIPTION This DTC indicates that magnetic force deterioration of the permanent magnet located in the rotor inside the motor has been detected. The cause of this malfunction may be one of the following: Area Main Malfunction Description Step Inverter low-voltage
Mute Signal Circuit between Stereo Component Amplifier and Telematics Transceiver
DESCRIPTION This DCM (telematics transceiver) sends a mute signal to the stereo component amplifier assembly. The stereo component amplifier assembly controls the volume according to the mute signal from the DCM (telematics transceiver). If there is an open in the circuit, noise can be heard from th
