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Service bulletin L-SB-0029-24

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 id11005091
Published by NHTSA2024-07-23
Manufacturer's numberL-SB-0029-24
Manufacturer's date2024-06-10
Campaign id or software versionL-SB-0029-24
NHTSA componentENGINE

NHTSA's summary

Some 2023 model year RX 500h vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P060649 (Control Module Processor Unexpected Operation) present. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of this condition.

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

P0606

Vehicles listed
LEXUS RX HYBRID2023

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