Tundra 2WD V8-4.6L (1UR-FE) (2010)
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Engine Control Module: All Technical Service Bulletins
Engine - Controls - Non-Linear Acceleration From A Stop
T-SB-0273-10
September 28, 2010
Non-Linear Acceleration from a Stop
Service Category
Engine/Hybrid System
Section
Engine Control
Market
USA
Applicability
Introduction
Some 2010 model year Tundra vehicles with the 1UR-FE (4.6 L) engine may exhibit non-linear acceleration from a stop under certain conditions of low
engine rpm with high engine load. The Engine Control Module/ECM (SAE term: Powertrain Control Module/PCM) logic has been revised to address
this condition. Use the following repair procedure to recalibrate the ECM (PCM).
Calibration Information
Warranty Information
Applicable Warranty
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This repair is covered under the Toyota Federal Emission Warranty. This warranty is in effect for 96 months or 80,000 miles, whichever occurs first,
from the vehicle's in-service date.
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Warranty application is limited to occurrence of the specified condition described in this bulletin.
