Corolla L4-2.4L (2AZ-FE) (2010)
Camshaft Gear/Sprocket: All Technical Service Bulletins
Engine - Brief Rattle/Knock On Cold Start Up
T-SB-0087-09
Rev1
March 13, 2009
Brief Engine Knock/Rattle Noise at Cold Startup
Service Category
Engine/Hybrid System
Section
Engine Mechanical
Market
USA
Applicability
TSB REVISION NOTICE
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September 22, 2009 Rev1:
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Applicability has been updated to include 2010 model year Corolla and Matrix vehicles.
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Production Change Information with VIN breaks has been added.
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Parts Information has been updated (Camshaft Timing Gear Assembly).
Any previous printed versions of this service bulletin should be discarded.
Introduction
Immediately following a cold soak startup some 2009 - 2010 model year Corolla and Matrix vehicles may exhibit a brief knock/rattle noise from the
engine compartment for approximately one second. Follow the repair procedure below to address this condition.
Production Change Information
This TSB applies to ALL 2009 - 2010 Japan-built Corolla vehicles and to North American vehicles produced BEFORE the Production Change
Effective VINs shown.