2014 Mercedes-Benz E-Class Mercedes-Benz E-Class 2014

We are 108,000+ car owners sharing real-world car information.

Join Us

2014 Mercedes-Benz E-Class repairs by problem area

Engine (17%)

Transmission and Drivetrain (9%)

Brakes and Traction Control (5%)

Suspension and Steering (4%)

Electrical and Air Conditioning (34%)

Paint, Rust, Leaks, Rattles, and Trim (22%)

Other (5%)

Select a problem area

Show all problems

Need advice about a specific Mercedes-Benz E-Class problem?

Chart based on 112 repairs.
See TSBs and recalls for the 2014 Mercedes-Benz E-Class.

2014 Mercedes-Benz E-Class electrical repair cost distribution

$2500+ (0%)

$1000 - $2499 (3%)

$500 - $999 (3%)

$100 - $499 (10%)

< $100 (83%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

Chart based on 29 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2014 Mercedes-Benz E-Class 4dr Wagon

turbocharged 577hp 5.5L V8 7-speed shiftable automatic AWD

11000 mi AC had an odor when first starting up. Replaced evaporator core and passenger compartment air filter. Cleaned the system with a foam cleaner. 
22000 mi Seat belt sensor flashed a warning "PreSafe inoperable, check owners manual". The warning went away but I wished to have it checked out. Sensor currently working properly but "saved" a record of the warning. Dealer ordering a new sensor just to keep the car "perfect". 
35900 mi Failure of secondary systems battery leading to loss of cruise control, automated highbeams and other features. 

Return to top

2014 Mercedes-Benz E-Class 4dr Wagon

302-horsepower 3.5L V6 7-speed shiftable automatic AWD

17360 mi Blindspot information and lane assist stopped working. Three radar sensors replaced under warranty. 

Return to top

2014 Mercedes-Benz E-Class 4dr Sedan

turbocharged 577hp 5.5L V8 7-speed shiftable automatic AWD

12000 mi the auxiliary battery stopped working properly 

Return to top

2014 Mercedes-Benz E-Class 4dr Sedan

turbocharged 402hp 4.7L V8 7-speed shiftable automatic AWD

23000 mi Similar issue with diffusers behind the dash that direct airflow that I had at delivery. Sound of springs popping from behind dash. Repeat fix. I suspect it will again be a temporary one. 
15000 mi Key fob buttons and keyless system stopped working. Faulty antenna booster was the problem. 

Return to top

2014 Mercedes-Benz E-Class 4dr Sedan

turbocharged 195hp 2.1L I4 Diesel 7-speed shiftable automatic RWD

23500 mi one of keys stopped working. Required new key. window would not go down all the way driver's side 
5000 mi Internet access could not connect 
43000 mi

US $550
Tire inflation monitor, lost signal had to replace. We hit something in the road and had to replace a tire. After the tire was replaced, they told us the sensor was defective so it was either the debris in the road or the installation of the tire that caused the problem. Otherwise a lovely car. 

Return to top

2014 Mercedes-Benz E-Class 4dr Sedan

turbocharged 195hp 2.1L I4 Diesel 7-speed shiftable automatic AWD

28000 mi Auxiliary Battery (for ECO system) failed it's self test. This caused "restarts" to be seriously harsh, and other issues. 
55000 mi

US $1500
Parts of driver assistance system failed, dealer said connections suffered damage from water and were frayed. System worked fine going in to dealership, returned broken. No reasoning giving by dealership. 
14880 mi Power windows stopped working. Three days later they started again. Visit to dealer was to get a software update. 

Return to top

2014 Mercedes-Benz E-Class 4dr Sedan

302-horsepower 3.5L V6 7-speed shiftable automatic RWD

5000 mi Aux battery malfunction warning. 
18000 mi washer motor did not operate and had to be replaced. 
40000 mi The "Pre-Safe" system detected a fault which ended up being a faulty passenger-side seatbelt mechanism. The belt worked no problem, so the issue was with the "pre-safe system" with regard to this seatbelt. 
38000 mi Bad center speaker covered by warranty. 
6300 mi Navigation went out dealer could not fix. Navigation would go out when there was a daylight savings time change. It would go out and then all of a sudden it would come back on. Dealer had no idea what the problem was. Update: later fixed itself. 
10000 mi Cruise control was not working properly 
11225 mi Navigation went out again. They replaced the antenna then the cable then the head unit. After they replaced the head unit and reloaded the unit with the most updated info the unit finally worked. They also disconnected all my aftermarket stuff and rewired the aftermarket stuff wrong. When I got car home the next day it was dead. Found out they wired the radar system so it was on all the time. It took me about 3 hours to sort through what they messed up and straighten out.  
13000 mi

US $131
Main battery dead 
Reverse Cam froze and guided lines disappeared. 

Return to top

2014 Mercedes-Benz E-Class 4dr Sedan

302-horsepower 3.5L V6 7-speed shiftable automatic AWD

37000 mi Auxiliary Battery Malfunction fixed under warrenty 
55000 mi

US $230
Auxiliary battery which run accessories while engine shuts down at stoplights 
34000 mi Exterior door handle for front passenger side was replaced. Sensor was bad. Could not lock or unlock that door with the key fob within 3 feet from the door. 
77000 mi The "KeyLess Go" ignition switch was replaced. The faulty switch was draining the main battery overnight. Repaired under warranty. 
36000 mi Back up camera dynamic guide lines went missing, and fixed by software reprogram. 
45000 mi "Easy access steering movement out of the way mechanism stuck up" 
2000 mi Pre-safe/Distronic sensor failed. Diagnosed, replaced, repaired. 
20500 mi Car continually displaying "Check Washer Fluid" while it was full. 
28000 mi Auxiliary battery failed 
12000 mi HVAC Blower failure. Blower and circuit board replaced. 
12000 mi Auxillary Battery Malfunction reported on dash. ECO system and Distronic would not work. Auxilary Battery failed diagnostics and was replaced. 
53000 mi

US $272
The Auxiliary Battery malfunctioned and required replacement. The Command Module that controls the display for audio/video/nav malfunctioned and required replacement. 
22000 mi Second key would not work. Brace buttons would not work. 
21000 mi Auxiliary Battery Malfunction - replaced under 4/50k new car warranty. 

Return to top

See TrueDelta's information for all Sedans, Wagons, Coupes, and Convertibles.
See TrueDelta's information for all Mercedes-Benz models.

2014 Mercedes-Benz E-Class Electrical Problems

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2014 Mercedes-Benz E-Class problems occur, check out our car reliability stats.