# Service bulletin 22LD03

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 11020649
- Published by NHTSA: 2025\-07\-10
- Manufacturer's number: 22LD03
- Manufacturer's date: 2025\-06\-03
- Campaign id or software version: 22LD03
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

22LD03 Expired on May 31, 2025 TECHNICAL INSTRUCTIONS FOR LIMITED SERVICE CAMPAIGN 22LD03 REPROGRAMMING FOR FORWARD RECOGNITION CAMERA CERTAIN 2022 MODEL YEAR LEXUS LS500

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11020649-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11020649-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system

## Vehicles listed

- 2022 LEXUS LS

## Other bulletins for the same vehicles and component

- [L\-SB\-0057\-22 Rev2](/bulletins/11029870.md), 2026-03-07, Service bulletin: ELECTRICAL SYSTEM. OBSOLETE NOTICE February 2, 2026: This bulletin is now obsolete. Please see L\-SB\-0004\-26.
- [L\-SB\-0004\-26](/bulletins/11028717.md), 2026-02-11, Service bulletin: ELECTRICAL SYSTEM. Some 2018 – 2025 model year Lexus vehicles equipped with the Enform™ 2.0 Navigation System, require a Special Service Tool \(SST\) USB flash drive to update the map, points of interest, and system software.
- [L\-TT\-0326\-23 Rev2](/bulletins/11022963.md), 2025-09-09, Service bulletin: ELECTRICAL SYSTEM. Some customers may experience operational difficulties with some telematics features which they cannot resolve on their own. These resources, in conjunction with the Repair Manual, are for dealership personnel to assist those customers with user issues, user errors, and compatibility issues with other vehicle systems and external applications encountered while operating telematics features.
- [L\-SB\-0043\-23 Rev1](/bulletins/11020656.md), 2025-07-10, Service bulletin: ELECTRICAL SYSTEM. The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. The procedures outlined in this Service Bulletin aid in locating, inspecting, and repairing refrigerant leaks.
- [22LD03](/bulletins/11020647.md), 2025-07-10, Service campaign: ELECTRICAL SYSTEM. 22LD03 Expired on May 31, 2025 The subject vehicles are equipped with a Road Sign Assist \(RSA\) driver assistance feature. This feature uses the forward recognition camera to detect objects and provide information to the driver about specific road signs. Due to an incorrect software program, the RSA feature is unable to display road sign information.
- [L\-TT\-0341\-25](/bulletins/11019329.md), 2025-06-06, Service bulletin: ELECTRICAL SYSTEM. To assist with the early detection and early resolution of audio related concerns you may be asked to recover MMR data from the head unit. The following steps are instructions on how to retrieve the data from the system and are only to be used when requested by FTS and/or FPE.
- [L\-TT\-0341\-25](/bulletins/11018326.md), 2025-05-15, Service bulletin: ELECTRICAL SYSTEM. To assist with the early detection and early resolution of audio related concerns you may be asked to recover MMR data from the head unit. The following steps are instructions on how to retrieve the data from the system and are only to be used when requested by FTS and/or FPE.
- [L\-SB\-0036\-22 Rev2](/bulletins/11016784.md), 2025-04-08, Service bulletin: ELECTRICAL SYSTEM. Flash reprogramming allows the Electronic Control Unit \(ECU\) software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are released as field\-fix procedures described in individual Service Bulletins. This bulletin details the Global Techstream\+ \(GTS\+\) ECU flash reprogramming procedures and outlines use of the Technical Information System \(TIS\) and the Calibration Update Wizard\+ \(CUW\+\). To ensure the correct ECU software is installed, ECUs will require a Security Signature before the ECU will initialize the flash reprogramming sequence. This bulletin also details the process for acquiring a Security Signature from TIS during the GTS\+ ECU flash reprogramming process.
- [L\-SB\-0013\-24 Rev1](/bulletins/11016780.md), 2025-04-08, Service bulletin: ELECTRICAL SYSTEM. The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered keys will be erased and can never be reused. Another feature, Add/Remove Key, is also available. Once a key is removed, it can never be reused.
- [L\-SB\-0036\-22 Rev2](/bulletins/11015498.md), 2025-03-11, Service bulletin: ELECTRICAL SYSTEM. Flash reprogramming allows the Electronic Control Unit \(ECU\) software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are released as field\-fix procedures described in individual Service Bulletins. This bulletin details the Global Techstream\+ \(GTS\+\) ECU flash reprogramming procedures and outlines use of the Technical Information System \(TIS\) and the Calibration Update Wizard\+ \(CUW\+\). To ensure the correct ECU software is installed, ECUs will require a Security Signature before the ECU will initialize the flash reprogramming sequence. This bulletin also details the process for acquiring a Security Signature from TIS during the GTS\+ ECU flash reprogramming process.

JSON: [/v1/bulletins/11020649](/v1/bulletins/11020649)

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