NHTSA complaint #11737933

Owner complaint summary

Tesla FSD on HW3 vehicles has become very unstable. Users complain the car ping pongs within the lane and occasionally will steer onto the left or opposite lane. This seems to have happened after a recent update between Feb/March 2026. Growing reports of the same issue reported on Reddit. Ping pong tesla fsd Sources: r/TeslaFSD, r/TeslaLounge, r/TeslaSupport Tesla FSD Ping Pong Effect Software Updates Recent Updates: Many users have reported that the ping-pong effect started after recent software updates, particularly 2026.8.6 and 2026.14.3. "Yes, this started for me after the update to 2026.8.6 and continued on 2026.8.6.1" HW3 Issues: Some users with Hardware 3 (HW3) have noted that FSD has become unusable due to this effect. "I'm HW3 Software 2026.14.3 FSD Software V12.6.4 Driving on the highway is completely unusable and would result in a crash if I kept it on." Troubleshooting Steps Camera Calibration: Several users have suggested recalibrating the cameras, which can sometimes help. "Try a camera housing cleaning and a camera calibration" DAS Reset: Performing a Driver-Assist System (DAS) reset has also been recommended. "Also reset the DAS" Cleaning Cameras: Ensuring the cameras are clean can improve performance. "Ask SC or mobile service to check camera alignment AND clean the front cameras, and recalibrate cameras." Hardware Issues IMU/Gyroscope: A few users have been told by Tesla service that the issue might be due to a failing gyroscope/IMU in the HW3 Autopilot computer. "The tech told me it might be a failing gyroscope/IMU inside the HW3 Autopilot computer." HW3 Replacement: Replacing the HW3 computer can be costly, and some users are considering waiting for a HW4 retrofit. "Their solution is to replace the entire HW3 computer — quoted around $2,500–$3,000." User Experiences Ping-Ponging on Highways: Many users have reported the ping-pong effect specifically on highways. "While using FSD on higher speed interstates (multiple) my car acts like a