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Service bulletin JLE-Dealer Packe

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 id10153272
Published by NHTSA2019-02-19
Manufacturer's numberJLE-Dealer Packe
Manufacturer's date2019-01-09
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

Dealer Packet: The engine ECU (electronic control unit) in the subject vehicles has improper programming which, under certain operating conditions, may result in improper emissions control for a short period following a cold start and can lead to the illumination of the malfunction indicator lamp. This issue does not affect other engine operating conditions. NOTE: This condition will set Diagnostic Trouble Code P050B.

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

Engine

Trouble codes named

P050B

Vehicles listed
LEXUS LS5002018

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