Electrical System Related Problems of the 2018 Acura TLX

Table 1 shows three common electrical system related problems of the 2018 Acura TLX. The number one most common problem is related to the electrical system (15 problems). The second most common problem is related to the 12v/24v/48v battery (one problem).

Table 1. Electrical System related problems of Acura TLX


Recently reported Electrical System problems of the 2018 Acura TLX

The Electrical System problem

Date of incident : August 31,2025 around 9pm on August 31, I was fixing to accelerate at a green light. I pressed the gas pedal, my car went up to 40 mph and then the engine failed. This is due to a recall on the bearing rods for 2015-2020 Acura Tlx.   Read details...

The 12v/24v/48v Battery problem

The contact owns a 2018 Acura Tlx. The contact stated that while driving at an undisclosed speed, the headlights started flickering. The vehicle was taken to an independent dealer to be diagnosed. The contact was informed that the amps in the battery was low.   Read details...

The Instrument Panel Speedometer/odometer problem

Odometer fraud. The contact purchased a 2018 Acura Tlx. The contact stated that it was discovered that there was a mileage discrepancy. The vehicle was purchased on September 10th, 2025, as a dealer sale. At the time of purchase, the vehicle mileage was 76,410.   Read details...


Electrical System related problems in other Acura TLX model year vehicles:



TLX Service Bulletins
TLX Defect Investigations