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Manufacturer communication · Service campaign

Lexus service campaign 23LJ01

What it saysThe supply of Smart Keys available for Lexus vehicles has been temporarily limited to one (1) on select models since October 2022 due to global semiconductor shortages impacting certain microchips. NHTSA’s full summary ↓

Lexus filed this with NHTSA as a service campaign dated Oct 24, 2024, received Jul 31, 2023, about the electrical system — 19 documents under this number: 23LJ01 Eligibility (2 filings), 23LJ01_Dealer Pa and 16 more. It names 16 model years (2022–2024). A service campaign is not a safety recall — there is no NHTSA campaign number and no federal requirement — but it is usually work the manufacturer pays for on the vehicles it names; the dealer checks the VIN against the manufacturer’s list.

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What the bulletin says

Source: NHTSA's summary of the manufacturer's communication
Built in Dec 2022 “Produced in December 2022”

What it applies to, as the document itself states it — the build window in the manufacturer’s own words, read by machine from the PDF NHTSA serves. The build date is on the certification label in the driver’s door jamb; the dealer settles a borderline vehicle by its VIN.

The supply of Smart Keys available for Lexus vehicles has been temporarily limited to one (1) on select models since October 2022 due to global semiconductor shortages impacting certain microchips. Affected vehicles have been delivered with only one Smart Key and a second mechanical key.

Kind Service campaign (also filed as Service bulletin, Other) Manufacturer date Oct 24, 2024 Received by NHTSA Jul 31, 2023 Components Electrical System First dated Jun 15, 2023

Documents filed under this number

DocumentKindDatedNHTSA idAt NHTSA
23LJ01Service campaignOct 24, 202411010365not found
23LJ01Service campaignOct 24, 202411010364not found
23LJ01Service campaignOct 24, 202411010363not found
23LJ01Service campaignOct 24, 202411010362not found
23LJ01OtherSep 17, 202411010070PDF
23LJ01OtherSep 17, 202411010069PDF
23LJ01Service bulletinJun 13, 202411005101PDF
23LJ01Service bulletinJun 13, 202411005100PDF
23LJ01Service bulletinJun 13, 202411005095PDF
23LJ01Service bulletinJun 13, 202411005043PDF
23LJ01Service bulletinJun 13, 202411005042PDF
23LJ01Service bulletinJun 13, 202411005037PDF
23LJ01Service campaignMay 13, 202411005185PDF
23LJ01Service campaignMay 13, 202411005184PDF
23LJ01 EligibilityService campaignApr 12, 202411003630PDF
23LJ01 EligibilityService campaignApr 12, 202411003575PDF
23LJ01Service bulletinNov 21, 202310247825not found
23LJ01_Dealer PaService bulletinOct 12, 202310245460not found
23LJ01Service bulletinJun 15, 202310240059not found

The summary is NHTSA’s abstract of the document, as filed under 49 CFR 579.5. One communication is usually filed as several documents — the bulletin, a dealer notice, an owner letter — and the number on any of them finds this page. A PDF link is shown only once NHTSA’s own server has been seen to serve that document; the rest are checked over the following nights. Quote the number at a service desk; it is what the dealer’s system is keyed on.

Model years it names

Source: as the manufacturer filed them

A vehicle page’s bulletin list shows the newest few communications filed against that model year; the count there is every one.

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What owners reported

Source: NHTSA complaint database

Owners of the 16 model years this bulletin names have filed 282 complaints with NHTSA since 2015. 73 of them name Electrical System — the same broad component group this bulletin is filed under. NHTSA groups complaints coarsely, so that means the same area of the vehicle, not necessarily the same fault.

The contact owns a 2023 Lexus ES 250. The contact stated that while driving approximately 40 MPH, the vehicle abruptly stalled. During the failure, the vehicle lost power brakes and power steering functionality, with the messages "High Power Consumption Temporarily Limited", "Braking Temporarily Disabled", and "Power Steering Temporarily…

2023 Lexus ES · Electrical System · filed with NHTSA Feb 17, 2026 · ODI 11718537

Lexus LX 600 2024 While driving the cars the main monitor screen which displays important information, a splash screen pops up asking for a 6 DIGIT PIN # and obscure the information beneath it. This totally takes you out of the GPS app. Loss of the GPS app while driving in a full freeway in busy traffic is potentially life threatening.

2024 Lexus LX · Electrical System · filed with NHTSA May 18, 2026 · ODI 11738643

my vehicle was boought back under the California lemon lawyer today. It had repeated electrical failures in which the 12 V battery would fail. Lexus was never able to find out why but one occasion I could not exit the vehicle through the driver front door because the electrical and the backup mechanical did not work I exited thru the…

2022 Lexus NX · Electrical System · filed with NHTSA Oct 13, 2026 · ODI 11770939

A complaint is one owner’s account, not a defect finding, and a bulletin is not a recall. Nothing here says this bulletin was issued because of these complaints, or that the repair it describes fixed them. Complaint files on this site begin in 2015.

More bulletins about the electrical system

Source: same model, same component group

73 other manufacturer communications filed against these Lexus models under the same component group (electrical system), newest first. The eight newest are listed; the rest are on the Lexus list.

NumberKindDatedNHTSA’s summary
23LD04Service campaignJul 2, 2026DP: The subject vehicles are equipped with a GPS antenna wire harness that will not allow the GPS to operate when the vehicle is off as inte…
L-SB-0011-26Service bulletinMay 7, 2026A 12V auxiliary battery with increased capacity has been released as an optional replacement.
L-SB-0057-22 OBSOLETEService bulletinFeb 2, 2026OBSOLETE NOTICE February 2, 2026: This bulletin is now obsolete. Please see L-SB-0004-26.
L-SB-0004-26Service bulletinJan 23, 2026Some 2018 – 2025 model year Lexus vehicles equipped with the Enform™ 2.0 Navigation System, require a Special Service Tool (SST) USB flash d…
25LD01Service campaignNov 13, 2025The subject vehicles are equipped with a rear motor unit and an HV Floor Under Wire that provide high voltage to operate the motor. Mud, wat…
23LE05Service campaignSep 26, 2025Although the HV Floor Under Wire Harness and Rear Traction Motor Cable is covered by Lexus New Vehicle Limited Warranty for 4 years or 50,00…
L-SB-0039-25Service bulletinSep 9, 2025A new head unit software update is available for 2023 – 2024 model year ES 250, ES 300h, ES 350, LS 500h, and UX 250h; 2023 model year LS 50…
L-TT-0326-23 REV2Service bulletinAug 19, 2025Some customers may experience operational difficulties with some telematics features which they cannot resolve on their own. These resources…

Quote the number at the service desk. It is what the dealer’s system is keyed on.

Every manufacturer communication NHTSA holds for Lexus, by the number printed on the letter.

Photo: Christian Buehner / Unsplash

Common questions

Source: NHTSA, 49 CFR 579.5

Is Lexus 23LJ01 a recall?

No. A service campaign is a manufacturer communication filed with NHTSA under 49 CFR 579.5; a safety recall carries an NHTSA campaign number (two digits, a letter, six digits) and a federal duty to repair for free. Check the vehicle’s recalls by VIN at nhtsa.gov/recalls, or on its page here.

Is the 23LJ01 repair free?

A service campaign is usually paid by the manufacturer on the vehicles it names, within the terms and time limit the document sets; the dealer checks the VIN against the manufacturer’s list.

Which vehicles does 23LJ01 cover?

The manufacturer filed it against 16 model years: 2023 Lexus ES, 2023 Lexus GX, 2023 Lexus IS, 2023 Lexus LC, 2023 Lexus LS, 2024 Lexus LX and more. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone. The document itself sets the build window: built in Dec 2022 — the build date is on the certification label in the driver’s door jamb.