2016 Acura TLX engine problems
27 owner complaints filed with NHTSA name the engine on the 2016 Acura TLX — 25% of all complaints for this model year.
What owners report
“This vehicle was sold to me on July 18, 2025 with Campaign CH7 open and unperformed. The dealer's disclosure form falsely stated that I had been informed of all recalls with the vehicle. No specific mention of Campaign CH7 was ever made. Separately, Acura manufacturer records (eVRM/Techline)…”
filed Jun 19, 2026
“I have a 2016 Acura TLX 3.5L j35Y6 AWD that initially Had the safety recall XG1 and the engine was replaced at roughly 140k miles, 40k miles later the replacement engine suffered the same problem, and I am aware that I am not the only person this has happened to as there is currently a NHTSA…”
filed Mar 24, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Due to a manufacturing error, the connecting rod bearing in the engine may wear and…Campaign 23V751000 · Nov 13, 2023
Related service bulletins
Dealer Message - Acura is also implementing an additional (1) twenty-four (24) month period for 2015 model year Acura TLX vehicles, commencing at the expiration of the 10-year warranty extension period for each vehicle…
BPS&08122025901 · Other · issued Aug 12, 2025Service 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…
B22-009 · Service Bulletin/Repair Instructions · issued Jul 7, 2025Service Bulletin - The AWD warning light is on with one or more AWD DTCs having been set due to water intrusion into the electric oil pump motor connector area corrodes the terminals.
B24-022 · Service Bulletin/Repair Instructions · issued Feb 19, 2025Service Bulletin - Drivers may experience a chirping sound coming from the engine area with the engine warmed up due to the high pressure fuel pump is making a chirp.
B16-008 · Service Bulletin/Repair Instructions · issued Sep 4, 2024Owner Notification Letter - Under certain circumstances, after coming to a stop and the idle stop feature engages, the vehicle may not automatically restart. Acura is providing a product update with new PGM-FI software…
ONL6AX07052023 · Service Bulletin/Repair Instructions · issued Jul 5, 2023
Engine problems in other TLX years
| Year | Reports | Share |
|---|---|---|
| 2022 TLX | 2 | 8% |
| 2021 TLX | 4 | 6% |
| 2020 TLX | 19 | 31% |
| 2019 TLX | 31 | 34% |
| 2018 TLX | 31 | 33% |
| 2017 TLX | 23 | 33% |
| 2015 TLX | 82 | 24% |
Other reported problem areas on the 2016 Acura TLX
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.