The National Highway Traffic Safety Administration (NHTSA) recently issued a new recall notice for Tesla, which involved 947 Tesla vehicles, including 2018-2019 Model S, Model X and 2017-2020 Model 3 vehicles equipped with Autopilot Computer 2.5 (HW2.5) and software versions 2021.44.25 and 2021.45.25.2.
The recall notice explains that on affected vehicles, there may be a delay in reversing the camera after reversing, which is described in the NHTSA file as follows: "On some affected vehicles equipped with Autopilot Computer 2.5 and running firmware versions between 2021.44.25 and 2021.44.25.2 (inclusive), the rear view image may not conform to FMVSS 111, S5.5.3 (display images within two seconds)", according to NHTSA The Federal Motor Vehicle Safety Standard, FMVSS 111 S5.5.3, has certain guidance on rear view image response time, and according to the agency's 2021 report, its standard for reversing image response time is: "Rear view images that meet the requirements of S5.5.1 and S5.5.2 (S6.2.1 and S6.2.2), when tested in accordance with S14.2, should be displayed within 2.0 seconds after the start of the reversing event (transmission gear selector is placed in reverse). ”
However, this recall is not strictly true, because Tesla has already solved this problem through the wireless (OTA) software update on December 30, 2021, Tesla on December 19, 2021 released software version 2021.44.25 "Abnormal computer reset frequency in Model 3 vehicles", Tesla engineers investigation found that this is a software error, which will cause a delay in the appearance of backup cameras on the screen, The hotfix is already included in the 2021.44.30 deployment on December 30, 2021.
After discussions with NHTSA, Tesla said, "Although no violations were found in tests conducted by Tesla, the recall decision was made with sufficient caution to recognize that there may be violations in the affected vehicles." ”