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Service bulletins for the 2017 Acura TLX

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.

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

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By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
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.
B17-0342017-09-27. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; ENGINE. 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.
DLR MSG - Acura2017-08-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION. Dealer message - The METER reflash process for Cross Traffic Monitoring System inadvertently erases the idle characteristics learned by the PCM, and the HDS shows Idle Torque Learning as "Not Completed." The drivability symptoms which can result from this condition range from harsh 2-1 downshift, high rpm at idle, surging coming to a stop, and idle fluctuation.
BPaS021520179012017-07-28. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Dealer message - American Honda (AHM) is investigating certain 2015-2017 TLXs with a client complaint of the Malfunction Indicator Lamp (MIL) On with the DTC P16E5 (LIN Communication Error [PCM-DC-DC Converter]), P0A11 (DC-DC Converter Activation Circuit Malfunction) and/or P0A94 (DC-DC Converter Performance Problem) stored. 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.
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).
BPAS032220179012017-06-30. Service bulletin. ELECTRICAL SYSTEM. DEALER MESSAGE - AMERICAN HONDA (AHM) IS INVESTIGATING CERTAIN 2015-2017 TLXS WITH A CLIENT COMPLAINT OF THE MALFUNCTION INDICATOR LAMP (MIL) ON WITH THE DTC P16E5 (LIN COMMUNICATION ERROR [PCM-DC-DC CONVERTER]), P0A11 (DC-DC CONVERTER ACTIVATION CIRCUIT MALFUNCTION) AND/OR P0A94 (DC-DC CONVERTER PERFORMANCE PROBLEM) STORED. 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.
BPAS030220179012017-06-29. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. DEALER MESSAGE - AMERICAN HONDA (AHM) IS INVESTIGATING CERTAIN 2015-2017 TLXS WITH A CLIENT COMPLAINT OF THE MALFUNCTION INDICATOR LAMP (MIL) ON WITH THE DTC P16E5 (LIN COMMUNICATION ERROR [PCM-DC-DC CONVERTER]), P0A11 (DC-DC CONVERTER ACTIVATION CIRCUIT MALFUNCTION) AND/OR P0A94 (DC-DC CONVERTER PERFORMANCE PROBLEM) STORED. 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.
BPAS012320179022017-05-12. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. DEALER MESSAGE - AMERICAN HONDA (AHM) IS INVESTIGATING CERTAIN 2015-2017 TLXS WITH A CLIENT COMPLAINT OF THE MALFUNCTION INDICATOR LAMP (MIL) ON WITH THE DTC P16E5 (LIN COMMUNICATION ERROR [PCM-DC-DC CONVERTER]), P0A11 (DC-DC CONVERTER ACTIVATION CIRCUIT MALFUNCTION) AND/OR P0A94 (DC-DC CONVERTER PERFORMANCE PROBLEM) STORED. 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.

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