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NHTSA ID Number: 11036119

Manufacturer Communication Number: 23LD04

TSB/Document Date: 2026-08-12


Summary

TECHNICAL INSTRUCTIONS FOR 23LD04 GPS Antenna May Not Receive Power CERTAIN 2024 Model Year NX250, NX350, NX350H, and NX450H+


g)

Toggle the Display button. -> Display now shows as “off”.

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c)

16

h)

Flick Display (5 times to right-> 5 times to left)

Diagnostic Screen appears.
Press “Function Check/Setting”

k)

Press “System Sensors Check”.

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i)
j)

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HINT:
This message will be shown after flicking for the first time.

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NOTICE:
• Please operate the right flick first.
• Please flick from the display center.
• Keep flicking even though the screen shown below will appear after
flicking for the first time.
• If the screen does NOT turn to the diagnostic screen, please try from
step (c) to (h). again.

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l) Please inspect at a location with a strong GPS signal such as outside.
m) When you inspect at a location with a weak GPS signal such as inside or a place with a cover or a shield,
GPS status becomes “NG” even if you repair it correctly.

17

Press & hold the Audio button (hard switch).

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n)

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VIII.

RESTORE VEHICLE
INSTALL LOWER INSTRUMENT PANEL SUB-ASSEMBLY

2.

INSTALL NO. 2 INSTRUMENT SIDE PANEL

a)
b)
c)

Engage the 3 guides to install the No. 2 instrument side panel as shown in the illustration.
Engage the 5 clips as shown in the illustration.
Remove protective tape.

3.

INSTALL FRONT DOOR OPENING TRIM WEATHERSTRIP RH

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1.

19

INSTALL NO. 2 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY

INSTALL COWL SIDE TRIM BOARD RH

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4.

INSTALL DOOR SCUFF PLATE ASSEMBLY RH

7.

INSTALL LOWER CENTER INSTRUMENT PANEL FINISH PANEL

a)
b)

Open the glove compartment door assembly.
Engage the 5 clips and 5 guides to install the lower center
instrument panel finish panel.
Remove the protective tape.

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6.

8.

CHECK AND CLEAR DTC’s

c)

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-

◄ VERIFY REPAIR QUALITY ►
Confirm GPS wires have been inspected correctly and are in the correct position.
Confirm ground wire is reattached.
After inspection/repair confirm the spacer has been removed from the vehicle.
Confirm GPS signal is present.

- If you have any questions regarding this update, please contact your area representative.

26

IX. APPENDIX
a)

20

A. HOW TO MAKE A SPACER
Prepare about 10 sheets of copy paper.

Ju

Fold the stack of paper in half along the short side.
Fold the stack of paper in half along the short side again.

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b)
c)

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HINT:
The size of copy paper is about 210mm (width) x 297mm (height)
(8.27”x11.7”).

21

Fold the stack of paper in half along the long side.
Fold the stack of paper in half along the long side, again.

20

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d)
e)

,

Fix the stack of paper with tape to keep it from opening.

g)

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f)

Finished product.

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HINT:
Be sure to save the spacer in order to reduce time and waste on future repairs.

22

B. CAMPAIGN DESIGNATION DECODER

23LD04
L

D

04

Year Campaign
is Launched

Vehicle Make

Field Action Category and Phase

Field Action Sequence

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T = ToyotaeBay logo
L = LexuseBay logo

01 = 1 st Field Action of the year
02 = 2 nd Field Action of the year
03 = 3 rd Field Action of the year
(The sequence is unique for each Field
Action category)
(May use other characters in unique
cases)

ne

A = Safety Recall Remedy
B = Safety Recall Interim
C = Special Service Campaign
D = Limited Service Campaign
E = Customer Support Program
F = Emissions Recall

(May use other characters in unique cases)

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19 = 2019
20 = 2020
21 = 2021
22 = 2022
23 = 2023
Etc...

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Examples:
19TA01 = Launched in 2019, ToyotaeBay logo, Safety Recall Remedy Phase, 1st Safety Recall Launched in 2019
20TC02 = Launched in 2020, Special Service Campaign, 2nd Special Service Campaign Launched in 2020
21TE05 = Launched in 2021, Customer Support Program, 5th Customer Support Program Launched in
2021

23

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TSB/Document ID: 23LD04

Replacement Service Bulletin Number:

MFR Communication Date: 2026-07-02

MFR Internal Campaign ID/Software Version: 23LD04

Communication Type: Service Bulletin/Repair Instructions

NHTSA Components: ELECTRICAL SYSTEM

MFR Component System:

MFR Component Subsystem:


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