WenmarOpen by Wenmar Pro

Service bulletin L-SB-0038-16

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 id10134353
Published by NHTSA2018-04-23
Manufacturer's numberL-SB-0038-16
Manufacturer's date2016-07-12
NHTSA componentTIRES:VALVE

NHTSA's summary

TSB: Some 2014 ? 2016 model year GX 460 vehicles may exhibit a MIL ?ON? condition with Diagnostic Trouble Code (DTC) P2440 (Secondary Air Injection System Switching Valve Stuck Open, Bank 1) or P2442 (Secondary Air Injection System Switching Valve Stuck Open, Bank 2) and under some conditions may enter limp mode (limited throttle input ~ 25mph). This condition can be triggered by sub-freezing ambient temperatures. Follow the Repair Procedure below to address 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

Tires

Trouble codes named

P2440, P2442

Vehicles listed
LEXUS GX4602014 to 2016

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