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NHTSA recall 19V540000

A recall listed here may apply to a vehicle of this year, make and model. Only the manufacturer can say whether it applies to one vehicle: check the VIN with the official lookups.

Campaign
Published byNHTSA (United States)
Campaign number19V540000
Manufacturer's number2019080008
ManufacturerMercedes-Benz USA, LLC.
Reported2019-07-19
Owners notified2019-09-13
ComponentFORWARD COLLISION AVOIDANCE: SENSING SYSTEM: RADAR
Units potentially affected1957
Remedy progress the manufacturer reported
ReportQuarterly report 6, for 2020 quarter 4
Filed with NHTSA2021-01-14
Vehicles in the campaign1957
Reported remedied1876 (95%)
Reported unreachable0
Reported removed0

These are the manufacturer's totals for the whole campaign at the end of 2020 quarter 4, as filed with NHTSA. They do not say whether one vehicle has been remedied: check the VIN with the official lookups. The reports are from data as of 2026-10-19.

What is wrong

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.

What can happen

An impaired Active Brake Assist may not automatically apply partial or full braking as expected, increasing the risk of a crash.

The 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.

Vehicles this campaign lists
2019 MERCEDES-BENZ AMG C43Built 2018-11-19 to 2019-07-03.
2019 MERCEDES-BENZ AMG C63Built 2018-11-19 to 2019-07-03.
2019 MERCEDES-BENZ AMG CLS53Built 2018-11-19 to 2019-07-03.
2019 MERCEDES-BENZ AMG E53Built 2018-11-19 to 2019-07-03.
2019 MERCEDES-BENZ AMG E63SBuilt 2018-11-19 to 2019-07-03.
2019 MERCEDES-BENZ AMG GT53Built 2018-11-19 to 2019-07-03. Listed as a series or trim of this model.
2019 MERCEDES-BENZ AMG S63Built 2018-11-19 to 2019-07-03.
2019 MERCEDES-BENZ AMG S65Built 2018-11-19 to 2019-07-03.
2019 MERCEDES-BENZ C 300Built 2018-11-19 to 2019-07-03.
2019 MERCEDES-BENZ CLS 450Built 2018-11-19 to 2019-07-03.
2019 MERCEDES-BENZ E 300Built 2018-11-19 to 2019-07-03.
2019 MERCEDES-BENZ E 450Built 2018-11-19 to 2019-07-03.
2020 MERCEDES-BENZ GLC 300Built 2018-11-19 to 2019-07-03.
2020 MERCEDES-BENZ GLE 350Built 2018-11-19 to 2019-07-03.
2020 MERCEDES-BENZ GLE 450Built 2018-11-19 to 2019-07-03.
2019 MERCEDES-BENZ S 450Built 2018-11-19 to 2019-07-03.
2019 MERCEDES-BENZ S560Built 2018-11-19 to 2019-07-03.

A vehicle with no link is not in this site's catalog, which covers cars, multipurpose vehicles and trucks by model year. The campaign is from data as of 2026-10-19.

Bulletins for the same vehicles and component

Bulletins for the same vehicles and component
LI54.65-P-0801322026-05-14. Service bulletin. Complaint 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active Parking and Parking Assist Inoperative" on Instrument Cluster 5. Cameras 6. Other Park Topics Cause Various root causes Remedy See attached diagnostic guide.
LI54.65-P-0801322026-01-31. Service bulletin. Complaint 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active Parking and Parking Assist Inoperative" on Instrument Cluster 5. Cameras 6. Other Park Topics Cause Various root causes Remedy See attached diagnostic guide.
LI2700P0731242022-01-03. Service bulletin. Model series 190.4 Anti-theft alarm activates without obvious cause.
NCU-20200800172020-09-21. Service bulletin. Perform SCN coding in AMG DRIVE UNIT control unit

A bulletin is the manufacturer's note to its dealers. It is not part of this recall.

Check one vehicle officially