2018 Acura TLXRecalls, problems, MPG & safety

“The contact owns a 2018 Acura TLX. The contact stated that while driving 30 MPH, there was an abnormal knocking sound coming from the engine. Upon inspection, the contact became aware of an oil leak underneath the vehicle. The vehicle was taken to a dealer and was diagnosed with engine failure. The contact was informed that the engine needed to be replaced. The manufacturer was notified of the failure. The failure mileage was 114,000.”

“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 System warning I safely stopped the vehicle, shut it off, and restarted it. The warnings initially disappeared but later returned, including when I started the vehicle to take it to the Acura dealership. An authorized Acura dealership inspected the vehicle and retrieved multiple diagnostic trouble codes, including U3000-49, indicating an internal electronic failure associated with the multipurpose camera/driver-assistance system. The dealership cleared the codes, retested the vehicle, and confirmed that the fault returned. The technician also tested the battery, alternator, starter, and camera ground. The brake system was inspected, and no separate braking problem was identified. The dealership diagnosed a failed monocular camera requiring replacement. Safety concern: Multiple driver-assistance systems became unavailable unexpectedly while I was…”

“The contact owns a 2018 Acura TLX. The contact stated that while driving at approximately 70 MPH, there was an engine knocking sound coming from the vehicle, and the vehicle failed to accelerate properly and decelerated. The vehicle was driven to the local dealer, who diagnosed that the rod bearings had failed and the engine short block was replaced under NHTSA Campaign Number: 23V751000 (ENGINE AND ENGINE COOLING). The contact stated that there were metal shavings inside the engine oil pan. The cause of the failure was not yet determined. The local dealer and manufacturer were notified of the issue, but no assistance was provided. The contact stated that the repair for the recall was revised to include replacement of the engine long block. The failure mileage was 40,600.”