A15-055

Service Bulletin
15-055
September 28, 2018
Version 3
Product Update: Electric Power Steering (EPS) Software Update
Supersedes 15-055, dated February 17, 2017; See Revision Summary
AFFECTED VEHICLES
Year
Model
Trim
VIN Range
2013-14
Accord
ALL
Check the iN VIN status for eligibility.
2014
Accord Plug-In
Hybrid
ALL
Check the iN VIN status for eligibility.
2014
Accord Hybrid
ALL
Check the iN VIN status for eligibility.
REVISION SUMMARY
2014 Accord and Accord Hybrid vehicles were added.
BACKGROUND
When a failure is detected, the EPS control unit goes into back-up mode. The new software provides partial assist
during back-up mode.
CUSTOMER NOTIFICATION
Owners of affected vehicles will be sent a notification of this campaign.
Do an iN VIN status inquiry to make sure the vehicle is shown as eligible.
Some vehicles affected by this campaign may be in your new or used vehicle inventory. Repair these vehicles before
they are sold.
CORRECTIVE ACTION
Use the i-HDS and the Mongoose Pro Honda Interface Tool to update the EPS software.
TOOL INFORMATION
Part Name
Tool Number
Quantity
Mongoose Pro Honda Interface Tool
MGPHONDA
1
CUSTOMER INFORMATION:The information in this bulletin is intended for use only by skilled technicians who have the proper tools, equipment, and
training to correctly and safely maintain your vehicle. These procedures should not be attempted by “do-it-yourselfers,” and you should not assume
this bulletin applies to your vehicle, or that your vehicle has the condition described. To determine whether this information applies, contact an
authorized Honda automobile dealer.
©
2018 American Honda Motor Co., Inc. — All Rights Reserved
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SOFTWARE INFORMATION
NOTE
Unnecessary or incorrect repairs resulting from a failure to update the i-HDS are not covered under warranty.
i-HDS Software Version:
J2534 EPS Update: 5.05
J2534 Mongoose Drivers: 1.2.0.000 or later
Year/Model
Program ID
Program Part number
CM Part Number
2013-14 Accord 4-Door LX
L4
39990-T2F-A020
39990-T2F-3050
39980-T2F-A014
2013-14 Accord Sport
39990-T2F-A810
39990-T2F-3070
39980-T2F-A814
2013-14 Accord 4-Door EX,
EX-L, L4
39990-T2F-A920
39990-T2F-3060
39980-T2F-A914
2013-14 Accord 4-Door EX,
EX-L, Touring, V6
39990-T2G-A910
39990-T2G-3050
39980-T2G-A914
2013-14 Accord 2-Door EX- 39990-T3L-A010
L, L4
39990-T3L-3050
39980-T3L-A014
2013-14 Accord 2-Door EX- 39990-T3M-A910
L, V6
39990-T3M-3050
39980-T3M-A914
2014 Accord Plug-In
39990-T3V-A030
39990-T3V-3050
39980-T3V-A013
2014 Accord Hybrid
39990-T3Z-A020
39990-T3Z-3050
39980-T3Z-3050
WARRANTY CLAIM INFORMATION
Operation
Number
Description
Flat Rate
Time
Defect
Code
Symptom
Code
Template
ID
Failed Part Number
5135A7
Update the EPS control
unit software.
0.3 hr
5ZS00
JT500
15-055A
39980-T2F-A91
Skill Level: Repair Technician
BEFORE GETTING STARTED
NOTES
•
If unfamiliar with the Mongoose Pro Honda Interface tool or the Electronic Power Steering Rewrite Application, refer
to the Accord EPS Rewrite Reference Guide (ST 01936).
•
Connect a fully charged jumper battery to the vehicle and leave it connected during the entire procedure to maintain
steady voltage.
•
Never turn the ignition to OFF or ACCESSORY. If there is a problem with the update, leave the ignition turned to
ON.
•
To prevent EPS control unit damage, do not operate anything electrical (headlights, audio system, brakes, A/C,
power windows, door locks, etc.) during the update.
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DIAGNOSIS
Connect the i-HDS and check for DTCs in the EPS system.
•
If DTC 53-01 torque sensor (low/high check) or DTC 53-02 torque sensor (average check) is stored, complete this
bulletin and refer to SB 15-056, Warranty Extension: EPS Torque Sensor (DTC 53-01 or DTC 53-02) to replace the
steering gear box.
•
If DTC 53-01 or DTC 53-02 is not stored, go to REPAIR PROCEDURE.
REPAIR PROCEDURE
Updating the EPS with the Mongoose Pro Honda Interface Tool.
NOTES
•
Make sure you have the latest software loaded to your PC.
•
During the software update, DO NOT turn off the ignition to OFF. Doing so during the update will damage the control
unit.
1. Connect a jumper battery to the vehicle and leave it connected during the entire procedure to maintain a steady
voltage.
2. Connect the Mongoose Pro Honda cable between the PC and the vehicle's DLC.
3. Select the EPS Rewrite Icon on your PC.
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4. Click on the I Agree button.
5. Click the Next button in the Pass-thru Device Selection screen.
6. Click on the Start button.
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7. Click on the Connect button.
NOTE
Although the MVCI is shown in the screen captures, the Mongoose Pro Honda Interface Tool is actually used.
8. You will see the Communication with the Vehicle screen.
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9. Wait for the EPS Update Information screen to appear. Select Yes. The update will start and the screen will show a
loading bar.
10. Turn the ignition to OFF, then to ON within 60 seconds to complete the updating procedure.
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11. The EPS Update Successful screen appears. Select Complete, then disconnect the Mongoose Pro Honda Interface
Tool.
END
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