NHTSA ID Number: 10119591
Manufacturer Communication Number: B17-034
TSB/Document Date: 2017-10-21
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.
9SA850
37805-R9S-A85
Advance
9SA950
37805-R9S-A95
2016 Sport Hybrid
ALL
9SA770
37805-R9S-A77
2017 Sport Hybrid
ALL
9SA030
37805-R9S-A03
Tech
Tech with Entertainment
2016 AWD
9A/T**
Base with AWP*
Tech with AWP*
Tech with Entertainment and AWP*
Advance
MDX
Advance with Entertainment
Base
2017 2WD
9A/T**
Tech
Tech with Entertainment
Base
2017 AWD
9A/T**
Tech
Tech with Entertainment
2017 2WD
9A/T**
2017 AWD
9A/T**
Advance
Advance with Entertainment
Advance
Advance with Entertainment
Base
2015–16 V6
2WD 9A/T**
2015–16 V6
AWD 9A/T**
Tech
Base
2017 V6 2WD
9A/T**
Tech
Advance
TLX
Base
2017 V6 AWD
9A/T**
Tech
Advance
Base
2018 V6 2WD
9A/T**
Tech
Advance
Tech A-Spec
Base
2018 V6
AWD 9A/T**
Tech
Advance
Tech A-Spec
*AcuraWatch Plus
** Confirm that the 9A/T software is up to date.
RLX
2014 Sport Hybrid
Page 3 of 9
Base, Base with Navi
2014
9PA310
37805-R9P-A31
9PA410
37805-R9P-A41
9PA310
37805-R9P-A31
Advance
9PA410
37805-R9P-A41
Base with Navi
9PA740
37805-R9P-A74
9PA840
37805-R9P-A84
9PA930
37805-R9P-A93
Tech, Tech wtih Audio
Advance
Base, Base with Navi
RLX
2015
2016
Tech, Tech with Krell
Tech
Advance
2017
Tech
Advance
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.
Page 4 of 9
1. Update the PGM-FI or A/T software by selecting the i-HDS Diagnostic System icon. Refer to service bulletin
01-026, Updating Control Units/Modules.
NOTE: Do not use the Rewrite icon on your desktop.
2. Select J2534 Rewrite.
3. Confirm the software is the same or later as listed in SOFTWARE INFORMATION.
Page 5 of 9
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):
37805-5J6-315
37805-5J6-316
37805-5J6-317
37805-5J6-408
37805-5J6-406
37805-5J6-407
37805-5J6-506
37805-5J6-409
37805-5J6-505
37805-5J6-507
37805-5J6-C24
37805-5J6-C64
37805-5J6-C84
37805-5J6-C94
37805-5J2-305
37805-5J2-306
37805-5J2-307
37805-5J2-309
37805-5J2-405
37805-5J2-406
37805-5J2-407
37805-5J2-408
37805-5J2-C54
37805-5J2-C64
37805-R9S-A85
37805-R9S-A95
37805-R9S-A77
37805-R9S-A03
37805-R9P-A31
37805-R9P-A41
37805-R9P-A74
37805-R9P-A84
37805-R9P-A93
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 PROCEDURE.
9AT CONFIRMATION PROCEDURE
NOTE: This only applies to 9AT equipped vehicles.
1. Select J2534 Rewrite.
2. Select Start.
Page 6 of 9
3. Select Start.
4. Select Next.
5. Select Next.
Page 7 of 9
6. Select Next and a loading screen will apear.
7. Check if TCM appears under System Selection.
Does 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.
Page 8 of 9
8. Do the PCM idle learn procedure. Refer to the service information.
END
Page 9 of 9
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TSB/Document ID: B17-034
Replacement Service Bulletin Number:
MFR Communication Date: 2017-10-12
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM:SOFTWARE
MFR Component System:
MFR Component Subsystem:
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