Important Safety and Restraint Correction
This service bulletin provides instructions for addressing an issue with the Occupant Classification System (OCS) signal on some Model 3 and Model Y vehicles, which may cause the airbag indicator to display on the touchscreen.
The correction involves inspecting the vehicle for symptoms and installing an OCS filter module to the front passenger seat harness.
Procedure Summary
The procedure includes disconnecting 12V power, locating and disconnecting the OCS module, connecting the seat electrical harness to the OCS filter module, and securing the filter module to the bottom of the seat.
The procedure also involves routing the OCS filter module electrical harness, reconnecting 12V power, and restoring the front passenger seat to its original position.
Manual:
Download: Tesla Model 3 and Model Y 2017-2020 Service Bulletin SB-19-20-003 R2
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