NHTSA ID Number: 10096712
Manufacturer Communication Number: T-SB-0079-15
TSB/Document Date: 2017-03-30
Summary
TSB: SOME 2016 MODEL YEAR TACOMA VEHICLES EQUIPPED WITH THE 2TR-FE ENGINE AND THE AC60 6-SPEED AUTOMATIC TRANSMISSION MAY EXHIBIT A FLARE DURING THE 2-3 UP SHIFT. CUSTOMERS MAY DESCRIBE THIS AS A MOMENTARY AUTOMATIC TRANSMISSION SLIPPING FEELING. THE ENGINE CONTROL MODULE (ECM, SAE TERM: POWERTRAIN CONTROL MODULE/PCM) CALIBRATION HAS BEEN REVISED. USE THE FOLLOWING REPAIR PROCEDURE TO ADDRESS THIS CONDITION.
T-SB-0079-15
September 17, 2015
Intermittent 2nd - 3rd Up Shift Flare
Service
Category
Drivetrain
Section
Automatic Transmission/Transaxle
Market USA
Applicability
YEAR(S)
MODEL(S)
ADDITIONAL INFORMATION
2016
Tacoma
VDS(s): AX5GN
Engine(s): 2TR
Transmission(s): 6AT
2016
Tacoma
VDS(s): RX5GN
Engine(s): 2TR
Transmission(s): 6AT
2016
Tacoma
VDS(s): SX5EN
Engine(s): 2TR
Transmission(s): 6AT
Introduction
Some 2016 model year Tacoma vehicles equipped with the 2TR-FE engine and the AC60
6-speed automatic transmission may exhibit a flare during the 2-3 up shift. Customers may
describe this as a momentary Automatic Transmission slipping feeling. The Engine Control
Module (ECM, SAE term: Powertrain Control Module/PCM) calibration has been revised. Use the
following Repair Procedure to address this condition.
Warranty Information
OP CODE
DESCRIPTION
TIME
OFP
T1
T2
TC1505
0.4
89661-04J70
9A
99
APPLICABLE WARRANTY
This repair is covered under the Toyota
Powertrain Warranty. This warranty is in effect for
60 months or 60,000 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.
© 2015 Toyota Motor Sales, USA
Page 1 of 4
T-SB-0079-15
September 17, 2015
Page 2 of 4
Intermittent 2nd - 3rd Up Shift Flare
Parts Information
PART NUMBER
PREVIOUS
NEW
89661-04J70
89661-04J71
00451-00001-LBL
PART NAME
QTY
Computer, Engine Control
-
Authorized Modification Labels
1
NOTE
The ECM (PCM) should NOT be replaced as part of the Repair Procedure
Authorized Modification labels may be ordered in packages of 25 from the Materials
Distribution Center (MDC) through Dealer Daily – Dealer Support Materials Orders
Required Tools & Equipment
SPECIAL SERVICETOOLS (SST)
PART NUMBER
QTY
GR8 Battery Diagnostic Station*
00002-MCGR8
1
* Essential SST.
NOTE
Additional SSTs may be ordered by calling 1-800-933-8335.
REQUIRED EQUIPMENT
SUPPLIER
Techstream 2.0*
PART NUMBER
QTY
TS2UNIT
ADE
Techstream Lite
1
TSLITEPDLR01
* Essential SST.
NOTE
Only ONE of the Techstream units listed above is required.
Software version 10.20.030 or later is required.
Additional Techstream units may be ordered by calling Approved Dealer Equipment (ADE)
at 1-800-368-6787.
© 2015 Toyota Motor Sales, USA
T-SB-0079-15
September 17, 2015
Page 3 of 4
Intermittent 2nd - 3rd Up Shift Flare
Calibration Information
CALIBRATION ID
MODEL
Tacoma
ENGINE
2TR
VDS
PREVIOUS
NEW
304A2000
304A2100
AX5GN
RX5GN
SX5EN
Repair Procedure
1. With vehicle at normal operating temperature, test drive and confirm there is a shift flare during 2-3
upshift. Is shift flare present?
YES — Go to step 2.
NO — This bulletin does NOT apply.
2. Check for the Authorized Modifications Label affixed to the vehicle in the location shown in
Figure 1. Confirm if the ECM (PCM) calibration has been updated. If the calibration ID listed is
NOT the latest ECM (PCM) calibration — go to step 3.
1
Replacement ECM (PCM) Part Number (i.e,. 8966104A34
4
Date Completed
2
New Calibration ID(s) (i.e., 30426400)
5
This SB Number
3
Dealer Code
© 2015 Toyota Motor Sales, USA
T-SB-0079-15
September 17, 2015
Page 4 of 4
Intermittent 2nd - 3rd Up Shift Flare
Repair Procedure (Continued)
3.
Flash reprogram the ECM (PCM).
NOTE
The GR8 Battery Diagnostic Station MUST be used in Power Supply Mode to maintain
battery voltage at 13.5 volts while flash reprogramming the vehicle.
For detail on how to use the GR8 Battery Diagnostic Station, refer to the GR8 Instruction
Manual (hyperlink) located on the Technical Information System (TIS), Diagnostics –
Battery.
Follow the procedures outlined in the Service Bulletin T-SB-0064-10 (hyperlink), “Techstream ECU
Flash Reprogramming Procedure”, and flash the ECM (PCM) with the NEW Calibration file update.
4. Install the Authorized Modifications Label.
A. Using a permanent marker, enter the following information on the label:
ECM 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. Affix the Authorized Modifications Label to the vehicle at the location shown in Figure 1. The
Authorized Modifications Label is available through the MDC, P/N 00451-00001-LBL.
5. Start the engine and warm it up to normal operating temperature and test drive to confirm proper
vehicle operation.
© 2015 Toyota Motor Sales, USA
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TSB/Document ID: T-SB-0079-15
Replacement Service Bulletin Number:
MFR Communication Date: 2015-09-17
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: POWER TRAIN:AXLE ASSEMBLY
MFR Component System:
MFR Component Subsystem:
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