2018 Acura TLX problems and complaints
Owners have filed 95 complaints with NHTSA about the 2018 Acura TLX. The most-reported areas: Engine (30), Electrical System (20), Fuel/Propulsion System (14).
Key takeaways
- 95 owner complaints on file with NHTSA.
- 3 involve a crash, 1 a fire, 2 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Engine | 30 | 32% |
| Electrical System | 20 | 21% |
| Fuel/Propulsion System | 14 | 15% |
| Unknown Or Other | 13 | 14% |
| Engine And Engine Cooling | 12 | 13% |
| Power Train | 11 | 12% |
| Forward Collision Avoidance | 8 | 8% |
| Lane Departure | 7 | 7% |
| Service Brakes | 7 | 7% |
| Steering | 6 | 6% |
| Vehicle Speed Control | 4 | 4% |
| Suspension | 2 | 2% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2018 Acura TLX 4 DR FWD | 5/5 | 5/5 | 5/5 | 5/5 |
| 2018 Acura TLX 4 DR AWD | 5/5 | 5/5 | 5/5 | 5/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Engine And Engine Cooling - filed 2026-10-07
The contact owns a 2018 Acura TLX. The contact stated that while starting the vehicle, the engine started knocking. The contact associated the failure with NHTSA Campaign Number: 23V751000 (Engine and Engine Cooling). The contact stated that the closest dealer was a two-hour drive from the residence. The manufacturer w...
Electrical System,forward Collision Avoidance - filed 2026-09-22
I own a 2018 Acura TLX with approximately 41,384 miles. While driving, multiple safety-system warnings suddenly appeared simultaneously, including: Lane Keeping Assist Problem Adaptive Cruise Control Problem Auto High-Beam Problem Collision Mitigation System Problem Road Departure Mitigation System Problem Brake Syst...
Electrical System,back Over Prevention,forward Collision Avoidance - filed 2026-06-10
I’ve bought my 2018 Acura TLX used from Holiday Mazda in [XXX] in XXX Now that my nightmare with the Auto Engine Idle is over(the shop that replaced my starter in November 2025 some how got it so it doesn’t work anymore. But that’s not my issue. I’ve had this issues 5-8 times in the last 2 years. I will be driving and ...
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More for the 2018 Acura TLX
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.