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Service bulletin L-SB-0040-20

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10184538
Published by NHTSA2020-12-21
Manufacturer's numberL-SB-0040-20
Manufacturer's date2020-11-02
NHTSA componentELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT

NHTSA's summary

TSB: This bulletin includes basic procedures for performing an at battery rescue charge on high voltage (HV) Ni-MH and Li-ion batteries. This bulletin should be used in conjunction with the applicable model and model year Repair Manual while performing the battery rescue charge. The GRX-5100 should be used wherever the Repair Manual references the Toyota Hybrid System (THS) charger.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Equipment and accessories, 12-volt battery

Vehicles listed
LEXUS ES HYBRID2019 to 2021
LEXUS LC HYBRID2018 to 2021
LEXUS LS HYBRID2018 to 2021
LEXUS UX HYBRID2019 to 2021

Listing a model year does not mean every vehicle of it is concerned: the document says which.