Update Vehicle Firmware To Correct Taillight Functionality (SB-22-00-016)

UPDATE VEHICLE FIRMWARE TO CORRECT TAILLIGHT FUNCTIONALITY

SERVICE CAMPAIGN BULLETIN

SERVICE INFORMATION

Recall Bulletins are mandatory service procedures that, unless they can be completed via a firmware update that a customer installs through the normal course of ownership, must be carried out by Tesla-certified Service Centers. Recall work performed by uncertified technicians could lead to unsafe conditions or voided warranty provisions.

CONDITION

Certain 2023 Model 3 and 2020-2023 Model Y vehicles built with global taillights and running firmware versions 2022.28 and later, but before 2022.40.4.1, may require a firmware update to address intermittently illuminating taillights on one or both sides of the vehicle. This condition does not affect brake lamp, backup lamp, or turn signal lamp operation.

CORRECTION

Inspect the vehicle firmware version, and if necessary, update the vehicle firmware to version 2022.40.4.1 or later.

Correction Description	Correction	Time
Inspect Vehicle Firmware Version; No Update Necessary	S012200016	0.05
Inspect And Update Vehicle Firmware To Correct Taillight Functionality	S022200016	0.05

PROCEDURE

On the vehicle touchscreen, touch Controls  (vehicle icon) > Software  , and then scroll down to display the vehicle firmware version.

• If the vehicle is operating with a firmware version before 2022.28, or 2022.40.4.1 and later, no further action is necessary. Use correction code S012200016.
• If the vehicle is operating with firmware version 2022.28 or later, but before 2022.40.4.1, update to version 2022.40.4.1 or later (refer to Model 3 , Model Y ). Use correction code S022200016.