T-SB-0111-22

T-SB-0111-22
December 16, 2022
Hesitation From Stop and Surge Concerns
Service
Category
Drivetrain
Market USA and
Section
Mexico
Automatic Transmission/Transaxle
Applicability
YEAR(S)
MODEL(S)
2022 - 2023
Tundra
ADDITIONAL INFORMATION
Introduction
Some 2022 – 2023 model year Tundra vehicles may exhibit one or more of the following
drivability-related conditions:

Hesitation from a complete or rolling stop (worse when vehicle is cold).

Surge condition occurring in 8th gear with 40 – 50 percent throttle.
The Transmission Control Module (TCM) logic has been modified to address these conditions.
Follow the Repair Procedure in this bulletin to address these conditions.
© 2022 Toyota Motor Sales, USA
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T-SB-0111-22
December 16, 2022
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Hesitation From Stop and Surge Concerns
Table of Contents

Production Change Information ................................................................................................ 3

Warranty Information ................................................................................................................ 4


For USA Market .................................................................................................................. 4

For Mexico Market .............................................................................................................. 4
Parts Information ...................................................................................................................... 5

For USA Market .................................................................................................................. 5

For Mexico Market .............................................................................................................. 5

Required Tools & Equipment .................................................................................................... 6

Calibration Information.............................................................................................................. 6

Repair Procedure ..................................................................................................................... 7
© 2022 Toyota Motor Sales, USA
T-SB-0111-22
December 16, 2022
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Hesitation From Stop and Surge Concerns
Production Change Information
This bulletin applies to vehicles produced BEFORE the Production Change Effective VINs
shown below.
MODEL
Tundra
PLANT
DRIVETRAIN
PRODUCTION CHANGE EFFECTIVE VIN
2WD
5TFJA5AA#PX021366
5TFLA5AA#PX021366
5TFKB5AA#PX021366
5TFJA5AB#PX021366
5TFKB5AB#PX021366
5TFLA5AB#PX021366
5TFMA5AB#PX021366
5TFNA5AB#PX021366
5TFJA5BC#PX002488
5TFLA5BC#PX002488
5TFMA5BC#PX002488
5TFNA5BC#PX002488
5TFLA5CD#PX001550
5TFKB5CD#PX001550
4WD
5TFJA5DA#PX065936
5TFLA5DA#PX065936
5TFKB5DA#PX065936
5TFJA5DB#PX065936
5TFKB5DB#PX065936
5TFLA5DB#PX065936
5TFMA5DB#PX065936
5TFNA5DB#PX065936
5TFJA5EC#PX011910
5TFLA5EC#PX011910
5TFNA5EC#PX011910
5TFMA5EC#PX011910
5TFKB5GD#PX001878
5TFLA5GD#PX001878
TMMTX
© 2022 Toyota Motor Sales, USA
T-SB-0111-22
December 16, 2022
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Hesitation From Stop and Surge Concerns
Warranty Information
For USA Market
OP CODE
DESCRIPTION
TIME
OFP
T1
T2
800289
Reprogram the TCM
0.5
89530-60680
87
74
APPLICABLE WARRANTY
 This repair is covered under the Toyota Basic Warranty. This warranty is in effect for
36 months or 36,000 miles, whichever occurs first, from the vehicle’s in-service date.
 Warranty application is limited to occurrence of the specified condition described in
this bulletin.
 Vehicles equipped with a California Certified Emission Control System that are registered and
operated in California, Arizona (2012 model year only), Colorado (starting with 2022 model year),
Connecticut (starting with 2005 model year), Delaware (starting with 2014 model year),
Maine (starting with 2004 model year), Maryland (starting with 2011 model year),
Massachusetts (starting with 2004 model year), New Hampshire (2005 – 2009 model year only),
New Jersey (starting with 2005 model year), New Mexico (2010 – 2011 model year only),
New York (2004 – 2015 model year for ZEV models, starting in 2016 model year all models),
Oregon (starting with 2008 model year), Pennsylvania (starting with 2008 model year),
Rhode Island (starting with 2005 model year), Vermont (starting with 2004 model year), and
Washington (starting with 2009 model year) – California Emission Long-Term Defect Warranty
is in effect for 7 years or 70,000 miles from the vehicle’s in-service date, whichever occurs first.
(Please reference Policy 4.7 for additional information.)
For Mexico Market
OP CODE
DESCRIPTION
TIME
OFP
T1
T2
800289
Reprogram the TCM
0.5
89530-60680
87
74
APPLICABLE WARRANTY
 This repair is covered under the Toyota Basic Warranty. This warranty is in effect for
36 months or 60,000 kilometers, whichever occurs first, from the vehicle’s in-service date.
 Warranty application is limited to occurrence of the specified condition described in
this bulletin.
© 2022 Toyota Motor Sales, USA
T-SB-0111-22
December 16, 2022
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Hesitation From Stop and Surge Concerns
Parts Information
For USA Market
PART NUMBER
PART NAME
QTY
89530-60680
Computer Assy, Transmission Control (TCM)
–
00451-00001-LBL
Authorized Modifications Label
1
NOTE
 The TCM should NOT be replaced as part of the Repair Procedure.
 Authorized Modifications Labels may be ordered in packages of 25 from the Materials Distribution
Center (MDC) (portal.toyotamdc.com) under item No. 00451-00001-LBL.
For Mexico Market
PART NUMBER
PART NAME
QTY
89530-60680
Computer Assy, Transmission Control (TCM)
–
00451-00002-MEX
Authorized Modifications Label
1
NOTE
 The TCM should NOT be replaced as part of the Repair Procedure.
 Authorized Modifications Labels may be ordered in packages of 25 from the Materials Distribution
Center (MDC) (portal.toyotamdc.com) under item No. 00451-00002-MEX.
© 2022 Toyota Motor Sales, USA
T-SB-0111-22
December 16, 2022
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Hesitation From Stop and Surge Concerns
Required Tools & Equipment
REQUIRED EQUIPMENT
SUPPLIER
Techstream ADVI*
PART NUMBER
QTY
TSADVUNIT
Techstream 2.0
TS2UNIT
ADE
1
Techstream Lite
TSLITEPDLR01
Techstream Lite (Green Cable)
TSLP2DLR01
*Essential SST.
NOTE
 Only ONE of the Techstream units listed above is required.
 Software version 17.20.013 or later is required.
 Additional Techstream units may be ordered by calling Approved Dealer Equipment (ADE)
at 1-800-368-6787 (USA) or 01-55-50103041 (Mexico).
SPECIAL SERVICE TOOLS (SST)
PART NUMBER
QTY
Battery Diagnostic Tool*
DCA-8000P T
1
*Essential SST.
NOTE
Additional SSTs may be ordered by calling 1-800-933-8335 (USA) or 01-800-504-5330 (Mexico).
Calibration Information
CALIBRATION ID
MODEL
DRIVETRAIN
PREVIOUS
NEW
2WD
8A2100C01200
8A2100C01300
8A2100C01400
4WD
8A2100C03200
8A2100C03300
8A2100C03400
Tundra
© 2022 Toyota Motor Sales, USA
T-SB-0111-22
December 16, 2022
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Hesitation From Stop and Surge Concerns
Repair Procedure
1. Confirm the vehicle exhibits one or more of the following drivability-related conditions?

Hesitation from a complete or rolling stop (worse when vehicle is cold).

Surge condition occurring in 8th gear with 40 – 50 percent throttle.
Does the vehicle exhibit one or more of the conditions listed above?

YES — Continue to step 2.

NO — This bulletin does NOT apply. Continue diagnosis using the applicable
Repair Manual.
2. Use Techstream to confirm if the TCM calibration has been updated and check for the
Authorized Modifications Label affixed to the vehicle in the location shown below.
Is the calibration ID listed in Techstream and on the label the latest TCM calibration?

YES — This bulletin does NOT apply. Continue diagnosis using the applicable
Repair Manual.

NO — Continue to step 3.
Figure 1. Location of Authorized Modifications Label on 2022 – 2023 Tundra
TOYOTA MOTOR CORPORATION
AUTHORIZED MODIFICATIONS
THE FOLLOWING MODIFICATIONS HAVE BEEN MADE:
1
2
THESE MODIFICATIONS HAVE BEEN APPROVED
AS APPROPRIATE BY EPA AND CARB
3
DEALER CODE:
CHANGE AUTHORITY:
DATE:
4
5
1
Replacement TCM Part Number
(e.g., 89530-60680)
4
Date Completed
2
New Calibration ID (e.g., 8A2100C01400)
5
This SB Number
3
Dealer Code
© 2022 Toyota Motor Sales, USA
T-SB-0111-22
December 16, 2022
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Hesitation From Stop and Surge Concerns
Repair Procedure (continued)
3. Flash reprogram the TCM.
NOTE
 The battery diagnostic tool MUST be used in Power Supply Mode to maintain battery voltage at
13.5V while flash reprogramming the vehicle.
 For details on how to use the battery diagnostic tool, refer to the DCA-8000 Instruction Manual
located at TIS – Diagnostics – Tools & Equipment – Battery Diagnostics.
Follow the procedures outlined in T-SB-0134-16 (USA) or T-SB-0165-19 (Mexico)
Techstream ECU Flash Reprogramming Procedure and flash the TCM with the NEW
calibration file update.
4. Prepare and install the Authorized Modifications Label.
A. Using a permanent marker, enter the following information on the label:

TCM part number [Refer to the Parts Information section for the NEW
PART NUMBER]

Calibration ID(s) [Refer to the Calibration Information section for the NEW
CALIBRATION ID]

Dealer Code

Repair Date

Change Authority [This bulletin number]
B. Install the Authorized Modifications Label onto the vehicle at the location shown in
Figure 1. The Authorized Modifications Label is available through the MDC,
P/N 00451-00001-LBL (USA) or 00451-00002-MEX (Mexico).
5. Test-drive the vehicle to confirm the condition no longer exists.
© 2022 Toyota Motor Sales, USA