2014 Mercedes-Benz B250

The 2014 Mercedes-Benz B250 is a compact hatchback known for its fuel efficiency, spacious interior, and comfortable ride. The B250 is equipped with a 2.0L turbocharged inline-4 engine producing 208 horsepower and 258 lb-ft of torque, paired with a 7-speed dual-clutch automatic transmission. People appreciate the B250 for its premium features, practicality, and smooth driving experience. Some common complaints revolve around higher maintenance costs associated with the Mercedes-Benz brand and the occasional quirky behavior of the dual-clutch transmission.

Engine

2.0L Turbocharged Inline-4

• Oil Leaks
  • Description/Symptoms: Oil leaks can occur from various locations, including the valve cover gasket, oil filter housing, and rear main seal. Signs include oil spots under the car, burning oil smell, and low oil levels.
  • Solution: Replacing the leaking gasket or seal.
  • Estimated Cost to Fix: $200 - $1,000+ depending on the location of the leak.
  • Recalls: None Found
• Turbocharger Issues
  • Description/Symptoms: Some owners have reported issues with the turbocharger, including reduced boost, whistling noises, and complete failure.
  • Solution: Replacing the turbocharger.
  • Estimated Cost to Fix: $1,500 - $3,000+
  • Recalls: None Found

Transmission

7-Speed Dual-Clutch Automatic (7G-DCT)

• Rough Shifting/Hesitation
  • Description/Symptoms: The 7G-DCT transmission can sometimes exhibit rough shifting, particularly at low speeds, and hesitation when accelerating.
  • Solution: A software update, transmission fluid change, or in some cases, replacement of the transmission control module (TCM).
  • Estimated Cost to Fix: $200 - $3,000+ depending on the cause.
  • Recalls: None Found
• Mechatronic Unit Failure
  • Description/Symptoms: The mechatronic unit, which controls the transmission’s shifting, can fail, leading to shifting problems, error messages, and potential loss of drive.
  • Solution: Replacing the mechatronic unit.
  • Estimated Cost to Fix: $1,500 - $3,000+
  • Recalls: None Found

Suspension

• No Issues Found

Electrical

• Battery Drain
  • Description/Symptoms: Some owners have experienced excessive battery drain, leading to starting problems or a dead battery.
  • Solution: Identifying and fixing the parasitic drain. This could involve replacing a faulty module, fixing wiring issues, or replacing the battery.
  • Estimated Cost to Fix: $100 - $500+
  • Recalls: None Found
• Sensor Failures
  • Description/Symptoms: Various sensors, such as the oxygen sensor, mass airflow sensor, and wheel speed sensors, can fail, leading to warning lights and performance issues.
  • Solution: Replacing the faulty sensor.
  • Estimated Cost to Fix: $100 - $500+ per sensor.
  • Recalls: None Found

Exterior

• Door Handle Issues

  • Description/Symptoms: The door handles, particularly the chrome trim, can become loose or detached.
  • Solution: Replacing or repairing the door handle assembly.
  • Estimated Cost to Fix: $150 - $400+ per handle.
  • Recalls: None Found

Interior

• Sunroof Issues
  • Description/Symptoms: Sunroof may get stuck open or closed, or may leak.
  • Solution: Replacing the sunroof motor, repairing the sunroof track, or replacing the sunroof seal.
  • Estimated Cost to Fix: $300 - $1,000+
  • Recalls: None Found

Summary

The 2014 Mercedes-Benz B250 has a few common issues, primarily centered around the engine, transmission, and electrical systems. While the engine can experience oil leaks and turbocharger problems, the dual-clutch transmission is a frequent source of complaints due to its rough shifting and potential for mechatronic unit failure. Electrical issues like battery drain and sensor failures can also arise. The severity of these issues can range from minor inconveniences to more costly repairs. Potential buyers should be aware of these potential problems and factor them into their purchasing decision, and be sure to have a qualified mechanic inspect the vehicle before purchase.