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Service bulletin S-SB-0031-14

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 id10134192
Published by NHTSA2018-04-23
Manufacturer's numberS-SB-0031-14
Manufacturer's date2014-12-12
NHTSA componentEQUIPMENT; ENGINE AND ENGINE COOLING

NHTSA's summary

TSB: Some 2007-2009 model year tC and xB vehicles equipped with 2AZ-FE engines may exhibit engine oil consumption. The piston assembly has been changed to minimize oil consumption. Use the Inspection Procedure in this bulletin to confirm 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, Equipment and accessories

Vehicles listed
SCION TC2007 to 2009
SCION XB2008 to 2009

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