2016 Mercedes-Benz Coraza S2

The 2016 Mercedes-Benz S-Class Coupe (C217), often referred to as the Coraza S2, is a luxury coupe known for its elegant design, opulent interior, and advanced technology. Engine options for the 2016 model year included the S550 with a 4.7L twin-turbo V8 producing 449 horsepower and 516 lb-ft of torque, and the S63 AMG with a 5.5L twin-turbo V8, generating 577 horsepower and 664 lb-ft of torque. Both engines were paired with a 7-speed automatic transmission (7G-TRONIC PLUS). Owners generally praised the S-Class Coupe for its comfortable ride, powerful engines, luxurious features, and stylish aesthetics. Common complaints revolved around the high maintenance costs, complex electronics that can be prone to issues, and the depreciation that is characteristic of luxury vehicles.

Engine

4.7L Twin-Turbo V8 (S550)

• Oil Leaks
  • Description/Symptoms: Oil leaks from various engine seals and gaskets, including the valve cover gaskets and the oil filter housing. Symptoms include visible oil leaks, oil consumption, and a burning oil smell.
  • Solution: Replacing the leaking seals and gaskets.
  • Estimated Cost to Fix: $500 - $1500+
  • Recalls: None Found
• Turbocharger Issues
  • Description/Symptoms: Turbocharger failure can occur, leading to a loss of power, unusual noises (whining or screeching), and potentially check engine lights.
  • Solution: Turbocharger replacement or repair.
  • Estimated Cost to Fix: $2500 - $5000+
  • Recalls: None Found

5.5L Twin-Turbo V8 (S63 AMG)

• Fuel Injector Issues
  • Description/Symptoms: Fuel injector failure or clogging can result in rough idling, misfires, reduced power, and check engine lights.
  • Solution: Fuel injector cleaning or replacement.
  • Estimated Cost to Fix: $800 - $2000+
  • Recalls: None Found
• Coolant Leaks
  • Description/Symptoms: Coolant leaks can develop from the water pump, hoses, or the coolant reservoir. Symptoms include low coolant levels, overheating, and visible coolant leaks.
  • Solution: Replacing the leaking component(s).
  • Estimated Cost to Fix: $300 - $1200+
  • Recalls: None Found

Transmission

7G-TRONIC PLUS (Both Engine Options)

• Torque Converter Issues
  • Description/Symptoms: Shuddering or vibration during acceleration, especially at lower speeds. Can also cause erratic shifting.
  • Solution: Torque converter replacement.
  • Estimated Cost to Fix: $2000 - $4000+
  • Recalls: None Found
• Valve Body Issues
  • Description/Symptoms: Harsh or delayed shifting, slipping between gears, or failure to shift at all.
  • Solution: Valve body replacement or repair.
  • Estimated Cost to Fix: $1500 - $3500+
  • Recalls: None Found

Suspension

• AIRMATIC Suspension Problems
  • Description/Symptoms: The AIRMATIC air suspension system is prone to issues such as air leaks, compressor failure, and strut failure. Symptoms include a sagging vehicle, uneven ride height, and error messages on the dashboard.
  • Solution: Replacing the leaking air struts, repairing or replacing the air compressor, or addressing any leaks in the air lines.
  • Estimated Cost to Fix: $1000 - $3000+ per strut, $800 - $2000+ for the compressor
  • Recalls: None Found

Electrical

• COMAND System Malfunctions
  • Description/Symptoms: The COMAND infotainment system can experience glitches, freezing, and display issues.
  • Solution: Software updates, system resets, or replacement of the COMAND unit.
  • Estimated Cost to Fix: $300 - $2000+
  • Recalls: None Found
• Battery Drain
  • Description/Symptoms: Excessive battery drain can occur due to faulty modules or electrical components that continue to draw power when the vehicle is off.
  • Solution: Identifying and replacing the faulty component(s).
  • Estimated Cost to Fix: $100 - $1000+ (depending on the source of the drain)
  • Recalls: None Found

Exterior

• Panoramic Roof Issues
  • Description/Symptoms: The panoramic sunroof can experience issues with its motor, seals, or track, leading to difficulty opening or closing, leaks, or unusual noises.
  • Solution: Repairing or replacing the sunroof motor, seals, or track components.
  • Estimated Cost to Fix: $500 - $2000+
  • Recalls: None Found

Interior

• Seat Motor Failures
  • Description/Symptoms: The power seat motors can fail, preventing the seats from adjusting properly.
  • Solution: Replacing the faulty seat motor(s).
  • Estimated Cost to Fix: $300 - $1000+ per seat
  • Recalls: None Found
• Dashboard Cracking
  • Description/Symptoms: In warmer climates, the dashboard material can be prone to cracking, especially in areas exposed to direct sunlight.
  • Solution: Dashboard replacement is costly, alternatives such as dashboard covers or repair kits can be used.
  • Estimated Cost to Fix: $50 - $2000+
  • Recalls: None Found

Summary

The 2016 Mercedes-Benz S-Class Coupe offers a luxurious experience but can be plagued with issues common to high-end vehicles. Problems with the AIRMATIC suspension and complex electronics can be expensive to address. While engine and transmission issues are also present, they are somewhat less common than the suspension and electrical problems. The severity of these issues ranges from minor inconveniences to major repairs, with potential costs spanning from a few hundred to several thousand dollars. Prospective buyers should be aware of these potential issues and factor in the cost of maintenance and repairs when considering purchasing a used 2016 S-Class Coupe.