- - ECU-IG NO.1 FUSE
Lexus NX: Seat Belt Tension Reducer System
Parts Location
PARTS LOCATION
ILLUSTRATION
| *A | w/ Memory | - | - |
| *1 | FRONT SEAT INNER BELT ASSEMBLY RH | *2 | FRONT SEAT INNER BELT ASSEMBLY LH |
| *3 | FRONT SEAT OUTER BELT ASSEMBLY RH | *4 | FRONT SEAT OUTER BELT ASSEMBLY LH |
| *5 | FRONT POWER SEAT SWITCH LH | *6 | INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY |
System Diagram
SYSTEM DIAGRAM
System Description
SYSTEM DESCRIPTION
A seat belt tension reducer has been adopted for each front seat belt. This mechanism helps reduce the belt tension applied to the occupants in the front seats when the seat belts are fastened.
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Seat Belt Tension Reducer| Symptom | Suspected Area | Link |
|---|---|---|
| Driver tension reducer does not operate | ECU-IG NO.1 fuse | - |
| Front seat inner belt assembly LH | | |
| Front seat outer belt assembly LH | | |
| Harness and connector | - | |
| Front power seat control system (w/ Memory) | | |
| Front passenger tension reducer does not operate | ECU-IG NO.1 fuse | - |
| Front seat inner belt assembly RH | | |
| Front seat outer belt assembly RH | | |
| Harness and connector | - |
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Components
COMPONENTS ILLUSTRATION *1 AIR CONDITIONING CONTROL ASSEMBLY (SEAT BELT WARNING LIGHT) *2 CENTER INSTRUMENT CLUSTER FINISH PANEL ASSEMBLY *3 COWL SIDE TRIM BOARD LH *4 DOOR SCUFF P
Removal
REMOVAL PROCEDURE 1. REMOVE MULTI-DISPLAY ASSEMBLY Click here 2. REMOVE DOOR SCUFF PLATE ASSEMBLY LH Click here 3. REMOVE COWL SIDE TRIM BOARD LH Click here 4. REMOVE REAR CONSOLE ARMREST ASS
SEE MORE:
Front Wiper Rubber
ComponentsCOMPONENTS ILLUSTRATION *1 FRONT WIPER BLADE LH *2 WIPER RUBBER LH ReplacementREPLACEMENT CAUTION / NOTICE / HINT HINT:
Use the same procedure for RHD and LHD vehicles.
The procedure listed below is for LHD vehicles.
Use the same procedure for the RH and LH si
Invalid Data Received from HVAC Control Module (U0424-537)
DESCRIPTION If there is a malfunction in the air conditioning amplifier assembly, DTC U0424-537 will be stored. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate U0424-537 Invalid Data Received from HVAC Control Module Air conditioning amplifier as
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