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Tesla communication error may cause false forward-collision warning (FCW) or unexpected activation of the automatic emergency brake (AEB) system.

NHTSA campaign 21V-846 · Reported October 29, 2021 · 11,728 vehicles affected

AFFECTED MODELS
Tesla Model 3, Model S, Model X and Model Y
VEHICLES AFFECTED
11,728
REMEDY
Tesla Service has released an over-the-air (OTA) software update, free of charge.
COST
Free

The short version

Tesla, Inc. reported a problem with the forward collision avoidance automatic emergency braking. Here is what owners need to know.

WHAT

A communication error may cause false forward-collision warning (FCW) or unexpected activation of the automatic emergency brake (AEB) system.

WHY IT MATTERS

Unexpected activation of the AEB system may cause the car to stop suddenly, increasing the risk of a crash.

WHAT TO DO

Tesla Service has released an over-the-air (OTA) software update, free of charge.

Affected vehicles

These model years are included in NHTSA campaign 21V-846.

YEAR RANGEMODEL
2017–2021Tesla Model 3
2017–2021Tesla Model S
2017–2021Tesla Model X
2020–2021Tesla Model Y

What changed

Newest first. The record shows both when the recall began and what has changed since.

  1. Recall reported to NHTSA. LATEST

Drive one of these? Check your VIN to see if your specific vehicle is affected.

Check your VIN

What this record means

Data from the NHTSA recall database. A clean VIN check means no open federal recalls for that vehicle — not that it never had one.

Not affiliated

MyAutoRecalls is not affiliated with Tesla, Inc. or the National Highway Traffic Safety Administration.