NHTSA ID Number: 10108743
Manufacturer Communication Number: B15-053
TSB/Document Date: 2017-07-31
Summary
Service bulletin - The MIL comes on with DTC P0430 (front bank catalyst system efficiency below threshold [Bank 2]). The PCM software may misinterpret sensor inputs as a deteriorated catalytic converter.
Service Bulletin
15-053
May 17, 2017
06369 Version 2
MIL Comes On with DTC P0430
Supersedes 15-053, dated December 22, 2015, to revise the information highlighted in yellow
AFFECTED VEHICLES
Year
Model
VIN range
2014–16
MDX
ALL
ALL
REVISION SUMMARY
• Added 2016 MDX vehicles to AFFECTED VEHICLES.
• Added additional WARRANTY CLAIM INFORMATION.
• Added 9AT Software confirmation procedure.
SYMPTOM
The MIL comes on with DTC P0430 (front bank catalyst system efficiency below threshold [Bank 2]).
PROBABLE CAUSE
The PCM software may misinterpret sensor inputs as a deteriorated catalytic converter.
CORRECTIVE ACTION
Update the PGM-FI software and confirm the 9AT software.
WARRANTY CLAIM INFORMATION
The normal warranty applies.
Operation
Number
Description
Flat Rate
Time
Update the PGM-FI
software.
0.2 hr
Confirm 9AT software
update only.
0.1 hr
Update the PGM-FI
software.
0.2 hr
B
Confirm 9AT software
update only.
0.1 hr
C
Perform 9AT software
upate.
0.1 hr
1255C1
B
1255C1
Defect
Code
Symptom
Code
Template ID
Failed Part
Number
03214
03217
15-053P
37805-5J6-A69
03214
03217
15-053Q
37805-5J6-A69
Skill Level: Repair Technician
CLIENT 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 Acura
automobile dealer.
© 2017 American Honda Motor Co., Inc. – All Rights Reserved
Page 1 of 7
SOFTWARE INFORMATION
NOTE: Unnecessary or incorrect repairs resulting from a failure to update the i-HDS or MVCI are not covered under
warranty.
i-HDS Software Version: 1.002.023 or later
J2534 Software Information:
PC Application Version 1.1.0.2 or later
Database update 17-APR-2017 or later
Before beginning the repair, make sure that both the i-HDS and J2534 software are updated as listed above.
Do only the update listed in this service bulletin.
You cannot apply the updates with the MVCI as a standalone tool. To update the software you must use the MVCI
or the DST-i interface in conjunction with the J2534 Rewrite PC application on the i-HDS.
For more information about updating the i-HDS, the MVCI, and vehicle systems, refer to Service Bulletin 01-026,
Updating Control Units/Modules.
Year/Model
2014–15 2WD
2014–15 2WD
2014–15 AWD
2014–15 AWD
Program ID (or later)
Base
Tech with Entertainment
Advance with Entertainment
Base
Tech with Entertainment
Advance with Entertainment
Program P/N (or later)
J6C510
37805-5J6-C51
J6A690
37805-5J6-A69
J6A790
37805-5J6-A79
J6A890
37805-5J6-A89
J64060
37805-5J6-406
J64070
37805-5J6-407
J65060
37805-5J6-506
J64090
37805-5J6-409
J65050
37805-5J6-505
J65070
37805-5J6-507
Base
Tech
Tech with Entertainment
Base with AWP*
2016 2WD 9AT
Tech with AWP*
Tech with Entertainment and
AWP*
Advance
Advance with Entertainment
Base
Tech
Tech with Entertainment
Base with AWP*
2016 AWD 9AT
Tech with AWP*
Tech with Entertainment and
AWP*
Advance
Advance with Entertainment
*AWP – Acurawatch Plus Package
Page 2 of 7
REPAIR PROCEDURE
NOTE:
• You cannot update the vehicle using the MVCI as a standalone tool.
• Do not use the MongoosePro VCI tool.
• Make sure the 12-volt battery is fully charged before starting an update.
• 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 during the update. If there is a problem with the update, leave the
ignition turned to ON.
• To prevent PCM damage, do not operate anything electrical (headlights, audio system, brakes, A/C, power
windows, door locks, etc.) during the update.
• If you see the following Error Display, check that you are using the correct tool (MVCI or DST-i) with the i-HDS.
To change this, click on either of the SETTING selection buttons at the bottom of the J2534 initial screens as
shown.
1. Update the PGM-FI or A/T software by selecting the i-HDS Disagnostic System icon. Refer to service bulletin
01-026, Updating Control Units/Modules.
NOTE: Do not use the Rewrite icon on your desktop.
Page 3 of 7
2. Select J2534 Rewrite.
3. Confirm the software is the same or later as listed in SOFTWARE INFORMATION.
4. Select Start, then follow the screen prompts.
NOTE:
• Do not enter a bulletin number.
• If you receive a message that the vehicle has been already updated or that no update is available, check the
PGM-FI Data List. The header should indicate one of the following numbers (or later):
•
37805-5J6-C51
37805-5J6-A69
37805-5J6-A79
37805-5J6-A89
37805-5J6-406
37805-5J6-407
37805-5J6-409
37805-5J6-505
37805-5J6-506
37805-5J6-507
If the program part numbers do not match those listed above, the i-HDS software needs to be reinstalled.
Contact the Special Tools Hotline at 800-346-6327 for assistance.
5. Go to 9AT CONFIRMATION PROCEUDRE.
Page 4 of 7
9AT CONFIRMATION PROCEDURE
NOTE: This only applies to 9AT equipped vehicles.
1. Select J2534 Rewrite.
2. Select Start.
3. Select Start.
4. Select Next.
Page 5 of 7
5. Select Next.
6. Select Next and a loading screen will apear.
Page 6 of 7
7. Did TCM appear under System Selection?
Yes – Select Select then ENTER on the next screen to update the TCM software.
No – The TCM software is up to date.
END
Page 7 of 7
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TSB/Document ID: B15-053
Replacement Service Bulletin Number:
MFR Communication Date: 2017-05-17
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM:SOFTWARE
MFR Component System:
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