Tundra 4WD V8-4.6L (1UR-FE) (2010)
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Air Injection Check Valve: Customer Interest
Emissions - MIL ON/Multiple Air Injection DTC's Set
T-SB-0350-09
Rev1
October 1, 2009
Air Injection Pump With Water Intrusion: MIL "ON" DTC P04181P0419 and/or P244 #
Service Category
Engine/Hybrid System
Section
Engine Control
Market
USA
Applicability
TSB REVISION NOTICE
May 21, 2010 Rev1:
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DTCs P0418 and P0419 have been added to the TSB.
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The Applicable Warranty has been updated in the Warranty Information section. Any previous printed versions of this service bulletin should be
discarded.
Introduction
Some 2010 model year Tundra vehicles built in the Texas plant may exhibit a MIL "ON" condition with Diagnostic Trouble Code (DTC) P0418, P0419,
P2440, P2441, P2442, P2443, P2446, and/or P2447. This concern may be caused by water intrusion into the air injection pump assembly. Use the
following procedure to address this condition.
Parts Information
Production Change Information
