2014 Mercedes-Benz E400

Introduction:

The 2014 Mercedes-Benz E400 is a midsize luxury sedan powered by a turbocharged 3.0-liter V6 engine that produces 329 horsepower and 354 pound-feet of torque. It comes standard with a seven-speed automatic transmission and rear-wheel drive. The E400 is praised for its refined interior, smooth ride, and powerful engine. However, it has also been criticized for its high price and lack of some advanced safety features.

Engine

• 3.0L V6 Turbo
  • Turbocharger failure: Symptoms include loss of power, increased oil consumption, and check engine light. Solution: Replace the turbocharger. Estimated Cost to Fix: $1,500 - $2,500+
  • Fuel injector failure: Symptoms include rough idling, misfiring, and increased fuel consumption. Solution: Replace the faulty fuel injectors. Estimated Cost to Fix: $500 - $1,000+

Transmission

• 7-Speed Automatic
  • Hesitation or shuddering: Symptoms include delayed gear changes and vibrations during acceleration. Solution: Update transmission software or replace solenoids. Estimated Cost to Fix: $500 - $1,500+
  • Slipping gears: Symptoms include loss of power and inability to engage certain gears. Solution: Replace transmission clutch packs or torque converter. Estimated Cost to Fix: $2,000 - $3,500+

Suspension

• AirMatic suspension failure: Symptoms include uneven ride height, excessive body roll, and check suspension light. Solution: Repair or replace air bags, struts, or compressor. Estimated Cost to Fix: $1,000 - $2,500+
• Control arm bushings wear: Symptoms include clunking noises, poor handling, and premature tire wear. Solution: Replace worn bushings. Estimated Cost to Fix: $500 - $1,000+

Electrical

• Battery drain: Symptoms include difficulty starting the vehicle or battery going dead overnight. Solution: Replace battery and investigate for electrical leaks. Estimated Cost to Fix: $200 - $500+
• Control module failure: Symptoms include various electrical malfunctions such as inoperative lights, power windows, or climate control. Solution: Replace faulty control module. Estimated Cost to Fix: $500 - $1,500+

Exterior

• Door lock actuator failure: Symptoms include inability to lock or unlock doors. Solution: Replace actuator. Estimated Cost to Fix: $300 - $600+
• Sunroof motor failure: Symptoms include sunroof opening or closing slowly or getting stuck. Solution: Replace sunroof motor. Estimated Cost to Fix: $500 - $1,000+

Interior

• Center console creaking: Symptoms include noises coming from the center console area while driving. Solution: Tighten loose parts or replace console. Estimated Cost to Fix: $500 - $1,000+
• Navigation system freezing: Symptoms include the navigation system becoming unresponsive or displaying errors. Solution: Update or replace the navigation software. Estimated Cost to Fix: $200 - $500+

Summary:

The 2014 Mercedes-Benz E400 is a well-built and luxurious sedan. However, it has a few potential issues that owners should be aware of. These issues can range in severity from minor annoyances to more significant mechanical problems. The estimated cost to fix these issues varies depending on the specific part and labor required. Overall, the E400 is a reliable vehicle with a low likelihood of major problems.