Table 1 shows four common service brakes related problems of the 2018 Kia Motor Optima. The number one most common problem is related to the service brakes (15 problems). The second most common problem is related to the brake light on (one problem).
| Problem Category | Number of Problems |
|---|---|
| Service Brakes problems | |
| Brake Light On problems | |
| Brake Sensor problems | |
| Brake Disc Pads problems |
Purchased vehicle from a used car dealership. Had it a few months before brake pedal started losing pressure and going to floor. Had master cylinder replaced. A few months later, brake light started coming on when accelerating. New master cylinder had leaked into brake booster. Read details...
When reversing the brakes take 5 to 10 seconds to release, also the brake light stays on the entire time of this issue happening. Read details...
I was driving on a highway and started to hear an noise from the front right while I was on a road trip. Had been driving for about 45 miles and moved over one lane to the right and front right tire blew - had less than 16,000 miles on car. Read details...