Five problems related to adas autonomous/self driving have been reported for the 2021 Tesla Model 3. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2021 Tesla Model 3 based on all problems reported for the 2021 Model 3.
The contact owns a 2021 Tesla Model 3. The contact stated while driving approximately 65 mph with the self-driving feature activated, the vehicle experienced phantom braking. There was no warning light illuminated. The contact stated that there were no other vehicles nearby in the lane. Additionally, the contact was unaware of any shadows or anything else in the lane. The contact stated that the vehicle slowed down and then resumed a higher speed. The contact stated that he disengaged the self-driving feature and manually drove the vehicle. The vehicle was not taken to a dealer or independent mechanic to be diagnosed or repaired. The contact stated that he attempted to notify the manufacturer thru the vehicle app but was unable to leave a full detailed report. The approximate failure mileage was 10,445.
The contact owns a Tesla unavailable. The contact stated while driving 10 mph in the parking lot he notice an unexpected increase in the amount of acceleration. The contact pulled over in the parking lot and turned the vehicle off then restarted and safely drove off. There was no warning light. The contact did not take the vehicle to a dealer or an independent mechanic. The vehicle was not repaired. The manufacturer was not notified. The mileage was 36,000.
The contact owns a 2021 Tesla Model 3. The contact stated while driving 70 mph with the cruise control activated, the vehicle applied the brakes independently. The contact stated no warning light was illuminated. The contact stated he experience the failure three times while using the cruise control feature that same day. The vehicle was not diagnosed or repaired. A dealer was not contacted. The manufacturer had not been informed of the failure. The failure mileage was approximately 7,000.
Phantom braking occurs often and cannot use the autopilot.
The contact owns a 2021 Tesla Model 3. The contact stated while driving on autopilot at 60 mph, the vehicle applied the brake independently. The contact stated no warning light was illuminated. The contact stated he had experienced the failure multiple times. The vehicle was not diagnosed or repaired. A dealer was not contacted. The manufacturer had not been informed of the failure. The failure mileage was approximately 2,000.
| Electrical System problems | |
| Adas Autonomous/self Driving problems | |
| Horn problems | |
| Adas problems | |
| Car Will Not Start problems |