Lexus NX: Inspection

INSPECTION

PROCEDURE

1. INSPECT AIR CONDITIONING CONTROL ASSEMBLY (SEAT BELT WARNING LIGHT) (for Rear Side)

(a) Check the seat belt warning light illumination.

OK:

Measurement Condition

Specified Condition

Battery positive (+) → Terminal 8 (IG+)

Battery negative (-) → 1 (RRID)

RH light illuminates

Battery positive (+) → Terminal 8 (IG+)

Battery negative (-) → 2 (RCID)

Center light illuminates

Battery positive (+) → Terminal 8 (IG+)

Battery negative (-) → 3 (RLID)

LH light illuminates

If the result is not as specified, replace the air conditioning control assembly (seat belt warning light).

*a

LH Light

*b

Center Light

*c

RH Light

*d

Component without harness connected

(Air Conditioning Control Assembly (Seat Belt Warning Light))

READ NEXT:

 Installation

INSTALLATION PROCEDURE 1. INSTALL AIR CONDITIONING CONTROL ASSEMBLY (SEAT BELT WARNING LIGHT) (a) Connect the 2 connectors. (b) Attach the 6 clips to install the air conditioning control assembly (

 Seat Belt Warning System

 Parts Location

PARTS LOCATION ILLUSTRATION *1 AIRBAG ECU ASSEMBLY *2 PARKING BRAKE ECU ASSEMBLY *3 AIR CONDITIONING CONTROL ASSEMBLY *4 HYBRID VEHICLE CONTROL ECU *5 BRAKE BOOSTER WITH MAST

SEE MORE:

 Removal

REMOVAL PROCEDURE 1. REMOVE CONSOLE BOX ASSEMBLY Click here 2. REMOVE DOOR SCUFF PLATE ASSEMBLY LH Click here 3. REMOVE COWL SIDE TRIM BOARD LH Click here 4. DISCONNECT FRONT FLOOR CARPET ASSEMBLY (a) Using a clip remover, remove the clip. *1 Hook *2 Fastener

 Hybrid Battery "A" Voltage (P0B23-129)

DTC SUMMARY MALFUNCTION DESCRIPTION The hybrid vehicle control ECU detects a VB sensor malfunction. The cause of this malfunction may be one of the following: Inside of battery voltage sensor VB sensor circuit malfunction Battery voltage sensor malfunction Communication (wire harness) malfuncti

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