Table 1 shows three common vehicle speed control related problems of the 2021 Tesla Model S. The number one most common problem is related to the vehicle speed control (13 problems). The second most common problem is related to the accelerator pedal (one problem).
| Problem Category | Number of Problems |
|---|---|
| Vehicle Speed Control problems | |
| Accelerator Pedal problems | |
| Cruise Control problems |
On October 17, 2025, while using full self-driving (fsd) mode on my 2021 Tesla Model S plaid, the car failed to stop at two red lights within a three-hour period. In each case, the car attempted to drive through the intersection even though the signal was solid red. Read details...
The contact owned a 2021 Tesla Model S. The contact stated while driving approximately 100 mph, as he took his foot off of the accelerator, with the vehicle brake control set to "aggressive slow down," as the vehicle slowed the contact looked into the rear view mirror and observed white Read details...
The contact owns a 2021 Tesla Model S. The contact stated that while driving at various speeds with the cruise control feature engaged, the brakes independently activated without the brake pedal being depressed. No warning light was illuminated. Read details...