NHTSA campaign 19V540000 · Manufacturer campaign 2019080008
Mercedes Benz Recall 19V-540: Active Brake Assist May Not Engage
NHTSA recall 19V540000 (Manufacturer campaign 2019080008) was reported by Mercedes-Benz USA, LLC. on July 19, 2019, with 1,957 vehicles potentially affected (per NHTSA). NHTSA's record lists the Mercedes Benz AMG C43, Mercedes Benz AMG C63, Mercedes Benz AMG CLS53 and more for model years 2019–2020. Owners were notified on September 13, 2019, per NHTSA.
Updated daily from NHTSA's recall files
Is my vehicle included?
This page lists, by model year, the vehicles NHTSA's recall record names for campaign 19V540000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.
To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.
Mercedes Benz VIN check: decode a VIN to see its year, make and model.
Key facts
- NHTSA campaign
- 19V540000 (also written 19V-540 or 19V540)
- Filed by
- Mercedes-Benz USA, LLC.
- Manufacturer campaign number
- 2019080008
- Report received
- Potentially affected
- 1,957 vehicles (per NHTSA)
- Component
- Forward Collision Avoidance — Sensing System — Radar
- Owners notified
Repair completion: 95.86% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)
NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.
Vehicles listed for this recall
NHTSA's recall record lists these vehicles for recall 19V540000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.
Mercedes Benz
Mercedes Benz AMG C43
- 2019 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
Mercedes Benz AMG C63
- 2019 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
Mercedes Benz AMG CLS53
- 2019 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
Mercedes Benz AMG E53
- 2019 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
Mercedes Benz AMG E63 S
- 2019 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
Mercedes Benz AMG GT53
- 2019 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
Mercedes Benz AMG S63
- 2019 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
Mercedes Benz AMG S65
- 2019 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
Mercedes Benz C 300
- 2019 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
Mercedes Benz CLS 450
- 2019 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
Mercedes Benz E 300
- 2019 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
Mercedes Benz E 450
- 2019 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
Mercedes Benz GLC 300
- 2020 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
Mercedes Benz GLE 350
- 2020 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
Mercedes Benz GLE 450
- 2020 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
Mercedes Benz S 450
- 2019 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
Mercedes Benz S 560
- 2019 · Vehicles built November 19, 2018 – July 3, 2019 (per NHTSA)
NHTSA's recall notice
As NHTSA's recall record states it for campaign 19V540000.
Defect description
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2019 C300 Cabrio, C300A Cabrio 4MATIC, C300 Coupe, C300 Coupe 4MATIC, C300, C300 4MATIC, C43 AMG Cabrio 4MATIC, C43 AMG Coupe 4MATIC, C43 AMG 4MATIC, C63 AMG Cabrio, C63S AMG Cabrio, C63 AMG Coupe, C63S AMG Coupe, C63 AMG, C63S AMG, CLS450, CLS450 4MATIC, CLS53 AMG 4MATIC, E300, E300 4MATIC, E450 Cabrio, E450 Cabrio 4MATIC, E450 Coupe, E450 Coupe 4MATIC, E450 Wagon 4MATIC, E450 4MATIC, E53 AMG Cabrio 4MATIC, E53 AMG Coupe 4MATIC, E53 AMG 4MATIC, E63S AMG 4MATIC, E63S AMG Wagon 4MATIC, S450, S450 4MATIC, S560 Cabrio, S560 Coupe 4MATIC, S560, S560 4MATIC, S560 4MATIC Maybach, S63 AMG Cabrio 4MATIC, S63 AMG Coupe 4MATIC, S63 AMG 4MATIC, S65 AMG Cabrio, S65 AMG, and AMG GT53 Coupe 4MATIC vehicles, and 2020 GLC300 Coupe 4MATIC, GLE350 4MATIC, and GLE450 4MATIC vehicles equipped with the Driver Assistance Package. A software error in the radar sensor control unit may impair the functionality of the Active Brake Assist.
Safety consequence
An impaired Active Brake Assist may not automatically apply partial or full braking as expected, increasing the risk of a crash.
Manufacturer remedy
MBUSA will notify owners, and dealers will update the radar sensor control unit software, free of charge. The recall began September 13, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2019080008.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Sources
Official NHTSA notice for recall 19V540000
Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.