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Service bulletin L-SB-0035-16

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 id10087784
Published by NHTSA2017-01-04
Manufacturer's numberL-SB-0035-16
Manufacturer's date2016-07-08
NHTSA componentELECTRICAL SYSTEM:12V/24V/48V BATTERY

NHTSA's summary

TSB: SOME 2013 – 2015 MODEL YEAR LEXUS ES, GS, AND IS VEHICLES MAY EXHIBIT AN INTERMITTENT DISCHARGED BATTERY OCCURRING WITH NO APPARENT SOURCE OF DISCHARGE FOUND. ONE POSSIBLE CAUSE MAY BE THE NETWORK GATEWAY COMPUTER NOT PROPERLY GOING INTO SLEEP MODE AT KEY OFF. THIS CAN RESULT IN EXCESSIVE PARASITIC DRAW AND A DISCHARGED BATTERY CONDITION. FOLLOW THE PROCEDURE IN THIS BULLETIN TO IDENTIFY AND ADDRESS THIS CONDITION.

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, 12-volt battery

Vehicles listed
LEXUS ES3502013 to 2014
LEXUS GS 3502013 to 2014
LEXUS IS 2502013 to 2014
LEXUS IS 3502013 to 2014

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