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Manufacturer communication · Service bulletin

Lexus bulletin L-SB-0002-22

What it saysTSB: This Service Bulletin includes guidelines meant to help determine whether to repair or replace a wire harness assembly based on damage type. NHTSA’s full summary ↓

Lexus filed this with NHTSA as a service bulletin dated Jan 28, 2022, received Feb 14, 2022, about the electrical system. It names 73 model years (2016–2022). A service bulletin is not a safety recall: it is the manufacturer telling its dealers how to diagnose or repair a condition, and whether the work is paid for depends on the warranty in force. Quoting the number at a service desk can save a diagnosis.

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What the bulletin says

Source: NHTSA's summary of the manufacturer's communication

TSB: This Service Bulletin includes guidelines meant to help determine whether to repair or replace a wire harness assembly based on damage type. This Service Bulletin should be used in conjunction with the applicable model and model year Electronic Wiring Diagram (EWD) and/or Repair Manual.

Kind Service bulletin Manufacturer date Jan 28, 2022 Received by NHTSA Feb 14, 2022 Components Electrical System

Document filed under this number

DocumentKindDatedNHTSA idAt NHTSA
L-SB-0002-22Service bulletinJan 28, 202210207962not 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.

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Model years it names

Source: as the manufacturer filed them

and 33 more on this site: 2021 Lexus LX, 2020 Lexus LX, 2019 Lexus LX, 2018 Lexus LX, 2017 Lexus LX, 2016 Lexus LX, 2022 Lexus NX, 2021 Lexus NX, 2020 Lexus NX, 2019 Lexus NX, 2018 Lexus NX, 2017 Lexus NX, 2016 Lexus NX, 2022 Lexus RC, 2021 Lexus RC, 2020 Lexus RC, 2019 Lexus RC, 2018 Lexus RC, 2017 Lexus RC, 2016 Lexus RC, 2017 Lexus RC F, 2016 Lexus RC F, 2022 Lexus RX, 2021 Lexus RX, 2020 Lexus RX, 2019 Lexus RX, 2018 Lexus RX, 2017 Lexus RX, 2016 Lexus RX, 2022 Lexus UX, 2021 Lexus UX, 2020 Lexus UX, 2019 Lexus UX.

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 73 model years this bulletin names have filed 1,142 complaints with NHTSA since 2015. 82 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.

I was pulling into a parking space at a gas station and the vehicle took off at a fast speed and I could not stop the vehicle, the “parking assist light came in saying parking assist malfunction, I tried braking and nothing, the car kept going I hit something then it stop as I put the gear in park, the passenger electrical window won’t…

2017 Lexus NX · Electrical System · filed with NHTSA Feb 6, 2024 · ODI 11570240

The car started giving warnings as follows in the middle of the highway on , at 3 hours away from Chicago In order 1- Hybrid Malfunction, 2- Changing from 4 wheel to 2 wheel 3- Emergency Stop Vehicle And the car was full of the smell of burning I immediately turned off the car and called Lexus Roadside and towed off the vehicle to the…

2020 Lexus RX · Electrical System · filed with NHTSA Mar 29, 2024 · ODI 11580180

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

69 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 L-SB-0002-22 a recall?

No. A service bulletin 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 L-SB-0002-22 repair free?

Not automatically. A service bulletin describes how to diagnose or repair a condition; who pays depends on the warranty in force, any extension, and the dealer. Quoting the number can save a diagnosis either way. Every Toyota warranty extension on file lists the ones Toyota has filed.

Which vehicles does L-SB-0002-22 cover?

The manufacturer filed it against 73 model years: 2017 Lexus CT, 2016 Lexus CT, 2022 Lexus ES, 2021 Lexus ES, 2020 Lexus ES, 2019 Lexus ES and more. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.