2015 Mercedes-Benz B250

The 2015 Mercedes-Benz B250 is a compact, front-wheel-drive hatchback powered by a 2.0-liter turbocharged inline-4 gasoline engine producing 208 horsepower and 258 lb-ft of torque. It is paired with a 7-speed dual-clutch automatic transmission. Known for its comfortable ride and fuel efficiency, the B250 appeals to those seeking a practical yet premium vehicle. Some owners appreciate its spacious interior and upscale features, while others find its styling bland and the transmission occasionally hesitant. There are no other engine options or transmission options available for the 2015 B250.

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. Symptoms include visible oil drips under the vehicle, a burning oil smell, and low oil levels.
  • Solution: Replacing the leaking gasket or seal. For larger leaks, the entire component may need replacement.
  • Estimated Cost to Fix: $150 - $1000+ depending on the source and severity of the leak.
  • Recalls: None Found
• Turbocharger Issues
  • Description/Symptoms: Turbocharger failure can lead to a loss of power, unusual noises (whining or screeching), and the check engine light illuminating.
  • Solution: Replacement of the turbocharger.
  • Estimated Cost to Fix: $1500 - $3000+
  • Recalls: None Found

Transmission

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

• Hesitation and Jerky Shifts
  • Description/Symptoms: Some owners report hesitation when accelerating from a stop and jerky shifts, especially at low speeds. This can be due to issues with the transmission’s control module or clutch packs.
  • Solution: Software update of the transmission control module (TCM). In some cases, clutch pack replacement may be necessary.
  • Estimated Cost to Fix: $200 - $2000+ depending on whether a software update fixes the issue or if the clutch packs need to be replaced
  • Recalls: None Found
• Transmission Mount Failure
  • Description/Symptoms: Excessive vibration, clunking noises during gear changes, and movement of the shifter.
  • Solution: Replacement of the transmission mount.
  • Estimated Cost to Fix: $200 - $500
  • Recalls: None Found

Suspension

• No Issues Found

Electrical

• Battery Drain
  • Description/Symptoms: Premature battery drain, especially if the car sits for extended periods. This can be caused by a parasitic draw from various electrical components.
  • Solution: Identifying and fixing the source of the parasitic draw. This may involve testing individual circuits and components.
  • Estimated Cost to Fix: $100 - $500+ depending on the source.
  • Recalls: None Found
• Malfunctioning Sensors
  • Description/Symptoms: Faulty sensors, such as the mass airflow sensor or oxygen sensors, can trigger the check engine light and affect engine performance.
  • Solution: Replacing the faulty sensor.
  • Estimated Cost to Fix: $100 - $400 per sensor, plus labor.
  • Recalls: None Found

Exterior

• Panoramic Sunroof Issues
  • Description/Symptoms: Malfunctioning sunroof motor, leaks, or difficulty opening/closing.
  • Solution: Sunroof motor replacement, resealing the sunroof, or replacing the entire sunroof assembly.
  • Estimated Cost to Fix: $300 - $1500+
  • Recalls: None Found

Interior

• Malfunctioning COMAND System
  • Description/Symptoms: The COMAND system (Mercedes’ infotainment system) may experience freezing, crashing, or other software glitches.
  • Solution: Software update. If the issue persists, the COMAND unit may need to be replaced.
  • Estimated Cost to Fix: $100 - $1500+
  • Recalls: None Found

Summary

The 2015 Mercedes-Benz B250, while a generally reliable vehicle, does have some common issues that owners have reported. Engine oil leaks and turbocharger problems can be costly, while transmission issues, particularly hesitation and jerky shifting, can affect the driving experience. Electrical issues, such as battery drain, and problems with the sunroof and COMAND system can also arise. While most issues are not catastrophic, the potential repair costs can be significant. The most concerning issues are the turbocharger failures and transmission problems due to the high repair cost.