2011 Mercedes-Benz C300 Electrical System Problems
NHTSA component category: ELECTRICAL SYSTEM · data through 07/12/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How electrical system ranks on this vehicle
Share of the 480 complaints citing each category; one complaint can cite several. Full breakdown on the 2011 Mercedes-Benz C300 overview page.
What owners report
“STEERING WHEEL LOCK UP OR EIS ISSUE. CAR NOT STOPPED WORKING ALL OF A SUDDEN. LUCKY IT WAS IN SAFE PLACE. CAR INTERIOR LIGHT COMES…”NHTSA complaint 11039191 — filed 10/24/2017
“STEERING WHEEL LOCK MECHANISM FAILURE. IT KEEPS THE CAR FROM STARTING. MY LOCAL DEALER STATED THIS IS A COMMON FAILURE IN MERCEDES. AND THAT THERE…”NHTSA complaint 11018744 — filed 08/21/2017
“THE CONTACT OWNS A 2011 MERCEDES-BENZ C300. WHILE ATTEMPTING TO START THE VEHICLE, AN ABNORMAL SMOKE ODOR WAS PRESENT. THE VEHICLE WAS TOWED TO INSKIP…”NHTSA complaint 10993753 — filed 06/07/2017
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Electrical System complaints by year filed
Frequently asked questions
Does the 2011 Mercedes-Benz C300 have electrical system problems?
Electrical System is the #3 most-reported problem area on the 2011 Mercedes-Benz C300: 43 of 480 complaints on file (9%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2011 Mercedes-Benz C300 have in total?
480 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 15 involved a crash, 6 involved a fire, 14 reported injuries, and none reported deaths.
What does NHTSA's electrical system category include?
NHTSA assigns each complaint to standard component categories; this page reports the ELECTRICAL SYSTEM category exactly as NHTSA defines and records it.
