What are the most common Mercedes-Benz E-Class problems?
According to Au7o's analysis of 5,800+ owner reports, the 2015-2015 Mercedes-Benz E-Class has 4 documented issues. The most frequently reported are: Air Suspension Failure (W212), Crankshaft Position Sensor Failure, Turbo Oil Line Leak (M274). Of these, 1 is rated critical and should be addressed promptly.
Is the Mercedes-Benz E-Class reliable?
The 2015-2015 Mercedes-Benz E-Class has 4 known issues documented across 5,800+ owner reports. 1 issue is rated critical: Air Suspension Failure (W212). Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Mercedes-Benz E-Class problems?
Repair costs for known Mercedes-Benz E-Class issues range from $100 to $3,000, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Air Suspension Failure (W212), typically costs $800-$3,000 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2010-2016 Mercedes-Benz E-Class Air Suspension Failure (W212)?
The AIRMATIC air suspension on the W212 E-Class develops leaks in the air springs (struts), causing the vehicle to sag overnight or drop on one corner. The compressor wears out from overwork trying to compensate for leaking struts. Repairs typically run $800-$3,000. Severity: high.
What is the 2010-2018 Mercedes-Benz E-Class Crankshaft Position Sensor Failure?
The crankshaft position sensor fails due to heat exposure and oil contamination, causing intermittent stalling, no-start conditions, and rough running. The sensor is mounted near the flywheel and exposed to high temperatures. Repairs typically run $100-$350. Severity: medium.
What is the 2014-2020 Mercedes-Benz E-Class Turbo Oil Line Leak (M274)?
The turbo oil feed and return lines on the M274 2.0L turbo engine develop leaks at the banjo bolt fittings and gaskets. Oil drips onto the exhaust manifold, creating smoke and a burning oil smell. Repairs typically run $200-$800. Severity: medium.
What is the 2010-2016 Mercedes-Benz E-Class COMAND Infotainment System Freeze?
The COMAND infotainment head unit freezes, reboots randomly, or displays a black screen. The hard drive-based system is prone to disc failure and software corruption, losing navigation data and settings. Repairs typically run $100-$2,000. Severity: low.
