The Problem: An issue with the electric power steering control unit software can cause the power steering assist to fail.
Injuries/Deaths: None reported.
The Fix: Dealers will install updated power steering software.
If You Own One: Mercedes expects to notify affected owners about the recall in January. "Customers may continue to drive their vehicles until the software update has been completed at an authorized Mercedes-Benz dealer," company spokesman Christian Bokich told Autoblog.
More Information: Mercedes also recalled the 2015 C300 4Matic and 2015 C400 4Matic in March 2015 to fix two problems with the fuel delivery module on 3,039 of them in the US.
Report Receipt Date: DEC 16, 2015
NHTSA Campaign Number: 15V845000
Potential Number of Units Affected: 28,452
All Products Associated with this Recall
Vehicle Make Model Model Year(s)
MERCEDES BENZ C300 2015
MERCEDES BENZ C400 2015
Manufacturer: Mercedes-Benz USA, LLC.
Mercedes-Benz USA, LLC (MBUSA) is recalling certain model year 2015 C300 and C400 4matic sedans manufactured January 27, 2014, to December 1, 2014. Due to an error in the electric power steering control unit software, the affected vehicles may have a loss of electric power steering assist.
If the vehicle experiences a loss of power steering assist, extra steering effort will be required, especially at lower speeds, increasing the risk of a vehicle crash.
MBUSA will notify owners, and dealers will update the power steering software, free of charge. The recall is expected to begin in January 2016. Owners may contact MBUSA customer service at 1-800-367-6372.
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.