Electrical System Related Problems of the 2018 Toyota Tacoma

Table 1 shows three common electrical system related problems of the 2018 Toyota Tacoma. The number one most common problem is related to the electrical system (twelve problems). The second most common problem is related to the instrument panel speedometer/odometer (two problems).

Table 1. Electrical System related problems of Toyota Tacoma


Recently reported Electrical System problems of the 2018 Toyota Tacoma

The Electrical System problem

The master cylinder is leaking brake fluid into the cab and is dripping behind the brake pedal. There is brake fluid in the wiring harness that goes to the brake switch as well. This is a known fire hazard from other vehicle manufacturers.   Read details...

The Instrument Panel Speedometer/odometer problem

Odometer fraud. The contact purchased a 2018 Toyota Tacoma. The contact stated upon retrieving the carfax report after purchasing the vehicle, it was discovered that there was a mileage discrepancy, and the vehicle seller was not the title holder. The vehicle was a private sale.   Read details...

The Battery Dead problem

Design defect resulting in inability to open hood. Battery failed (subsequently replaced by dealer under warranty) but could not open hood to jump start. Tow operator could not open hood either, so vehicle had to be towed to dealership.   Read details...


Electrical System related problems in other Toyota Tacoma model year vehicles:



Tacoma Service Bulletins
Tacoma Safety Recalls
Tacoma Defect Investigations