Lane Departure Related Problems of the 2024 Tesla Model 3

Table 1 shows four common lane departure related problems of the 2024 Tesla Model 3. The number one most common problem is related to the assist (six problems). The second most common problem is related to the warning (three problems).

Table 1. Lane Departure related problems of Tesla Model 3


Recently reported Lane Departure problems of the 2024 Tesla Model 3

The Assist problem

On October 17, 2025, while full self-driving (supervised) was engaged, the vehicle made an abrupt, uncommanded steering input to the right, causing a collision with a tunnel wall. This crash appears to be the result of a critical vehicle hardware failure.   Read details...

The Warning problem

Tesla has told me the ap4 computer has failed in my car which has resulted in them having to replace it. This issue impacts: emergency braking, blind spot detection, lane keep/centering, assisting with parking, automatic high beams and wipers, cruise control/ adaptive cruise control, vehicles built   Read details...

The Blind Spot Detection problem

In early 2025, while reversing the vehicle, the backup camera proximity alert system failed to provide audible warnings of an obstacle. The visual display worked, but the system provided no beeping or audible alerts as I reversed toward a pole in the vehicle's blind spot, even though I was within   Read details...


Lane Departure related problems in other Tesla Model 3 model year vehicles:



Model 3 Service Bulletins
Model 3 Defect Investigations