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Service bulletins for the 2016 Acura MDX

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

334 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Software are shown. Show all

Bulletins, newest first
BBOM010620232023-01-11. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING. Dealer Message - During development, the idle stop enable criteria was mis-set allowing idle stop to improperly engage while battery health is low. Under certain circumstances, after coming to a stop and engaging idle stop, the vehicle may not automatically restart. In most cases, the client can immediately restart the vehicle by selecting Park and pushing the Start button.
B23-0022023-01-11. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. Service Bulletin - Under certain circumstances, after coming to a stop and engaging idle stop the vehicle may not restart automatically due to excessive cylinder pressure and/or low cranking torque. Typically, the client can immediately restart the vehicle by selecting Park and pressing the ENGINE START/STOP button. NOTE: If 23-001 Product Update: PGM-FI Idle Stop Software Update is applicable to the VIN, the PGM-FI software must be updated first before the warranty extension applies. Acura is extending the warranty coverage for valve adjustment and starter replacement related to this condition to 10 years from the original date of purchase with no mileage limitation.
B23-0012023-01-11. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Service Bulletin - Under certain circumstances, after coming to a stop and the idle stop feature engages, the vehicle may not automatically restart. Typically, the customer can immediately restart the vehicle by selecting Park and pushing the ENGINE START/STOP button.
BPaS040220189012018-04-23. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2016 TLX V6s & 2016 MDXs with a client complaint of a no-start condition that requires the 12V battery to be replaced. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
B17-0342018-03-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 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.
B17-0342017-10-21. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 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.
B17-0342017-09-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE. Service bulletin - The MIL comes on with DTC P0430 (front bank catalyst system efficiency below threshold [Bank 2]).
B15-0532017-07-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). 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.
B17020D2017-07-28. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. Service news article - We?ve made an important change to the AcuraLink telematics unit that you need to be aware of. This change switches the coverage of the internal cellular module from Code Division Multiple Access (CDMA) to Long Term Evolution (LTE).
DLR MSG - ACURA2017-06-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE. "DEALER MESSAGE - TODAY, JULY 8, 2015, AMERICAN HONDA IS ANNOUNCING A PRODUCT UPDATE FOR SOME 2015 TLX & 2016MDX UNITS FOR UPDATING THE PCM SOFTWARE TO REPAIR A CONCERN THAT MAY CAUSE THE VEHICLE TO UNEXPECTEDLY SHIFT INTO NEUTRAL DURING NORMAL OPERATION."
B16-0482017-05-23. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). SERVICE BULLETIN - THE UPPER DISPLAY SCREEN GOES BLANK WHEN SHIFTING OUT OF REVERSE. THERE IS A SOFTWARE PROBLEM WITHIN THE NAVIGATION UNIT.
PRODUCT UPDATE -2016-12-29. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). CUSTOMER LETTER - OUR RECORDS INDICATE THAT A PRODUCT UPDATE HAS NOT BEEN COMPLETED ON THIS VEHICLE; REFER TO THE ADDRESS CARD FOR THE AFFECTED VIN. WHILE DRIVING, THE VEHICLE MAY SHIFT INTO NEUTRAL AND THE TRANSMISSION INDICATOR COMES ON. THE DRIVER WILL NOT BE ABLE TO SELECT ANY OTHER GEAR UNTIL THE VEHICLE IS TURNED OFF AND RESTARTED. PLEASE CONTACT ANY AUTHORIZED ACURA DEALER TO SCHEDULE A SERVICE APPOINTMENT. THE DEALER WILL UPDATE THE SOFTWARE IN YOUR VEHICLE. THIS WORK WILL BE DONE FREE OF CHARGE.
B15-0542016-11-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SERVICE BULLETIN - SOFTWARE UPDATE TO IMPROVE SHIFT QUALITY.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.