2016 BMW 650i

The 2016 BMW 650i is a luxury grand tourer available as a coupe, convertible, or Gran Coupe (four-door coupe). While appreciated for its powerful engine, luxurious interior, and elegant styling, some owners have reported certain issues. The 2016 650i is equipped with a 4.4-liter TwinPower Turbo V8 engine producing 445 horsepower and 480 lb-ft of torque. Other engine options in the 6 Series range include a smaller inline-6, but the 650i specifically features the V8. All models use an 8-speed automatic transmission. Common owner complaints often revolve around the car’s maintenance costs, particularly related to the complex electronics and potential for oil leaks. Conversely, owners praise the car’s performance, comfortable ride, and attractive design.

Engine

4.4L TwinPower Turbo V8 (N63TU)

• Oil Leaks
  • Description/Symptoms: Oil leaks are a common issue in the N63 engine family. These leaks often originate from the valve cover gaskets, oil pan gasket, and turbocharger oil lines. Symptoms include visible oil puddles under the car, the smell of burning oil, and low oil level warnings.
  • Solution: Replacing the affected gaskets and seals. In severe cases, the entire valve cover or oil pan may need replacement.
  • Estimated Cost to Fix: $500 - $2,000+ depending on the location and severity of the leak.
  • Recalls: None Found
• Fuel Injector Failure
  • Description/Symptoms: The direct injection system can experience fuel injector failure. Symptoms include rough idling, misfires, reduced power, and potential catalytic converter damage if left unaddressed.
  • Solution: Replacing the faulty fuel injectors. It is often recommended to replace all injectors at once to ensure balanced performance.
  • Estimated Cost to Fix: $400 - $1,500+ depending on the number of injectors replaced and if a dealer is used.
  • Recalls: None Found

Transmission

8-Speed Automatic (ZF 8HP)

• Mechatronic Unit Issues
  • Description/Symptoms: The ZF 8HP transmission used in the 650i can sometimes experience issues with the mechatronic unit (valve body). Symptoms include harsh or delayed shifting, jerking during acceleration, and transmission fault warnings.
  • Solution: Replacing or rebuilding the mechatronic unit. In some cases, a software update can resolve minor issues.
  • Estimated Cost to Fix: $800 - $3,000+ depending on the repair and location
  • Recalls: None Found
• Torque Converter Failure
  • Description/Symptoms: Some owners have reported issues with the torque converter, leading to shuddering or vibrations at low speeds, especially during light acceleration.
  • Solution: Replacing the torque converter. In some cases, flushing the transmission fluid can temporarily alleviate the symptoms, but replacement is usually necessary.
  • Estimated Cost to Fix: $1,500 - $4,000+ depending on the repair and location
  • Recalls: None Found

Suspension

• Air Suspension Problems (if equipped)
  • Description/Symptoms: Models equipped with the optional air suspension can experience issues with the air struts or compressor. Symptoms include uneven ride height, a sagging suspension, and error messages on the dashboard.
  • Solution: Replacing the faulty air struts or compressor. Also check for leaks in the air lines.
  • Estimated Cost to Fix: $800 - $2,500+ per strut, depending on the location and if OEM parts are used
  • Recalls: None Found

Electrical

• iDrive System Malfunctions
  • Description/Symptoms: The iDrive infotainment system can experience software glitches, freezing, and unresponsive behavior.
  • Solution: Software updates can sometimes resolve these issues. In severe cases, the iDrive control unit may need replacement.
  • Estimated Cost to Fix: $200 - $1,500+ depending on whether it is a software or hardware issue.
  • Recalls: None Found
• Battery Drain Issues
  • Description/Symptoms: Some owners report excessive battery drain, especially when the car is not driven frequently. This can lead to a dead battery and difficulty starting the car.
  • Solution: Diagnosing and repairing any parasitic drain on the electrical system. This may involve replacing a faulty module or component that is drawing power when the car is off.
  • Estimated Cost to Fix: $100 - $800+ depending on the source of the drain.
  • Recalls: None Found

Exterior

• No Issues Found

Interior

• No Issues Found

Summary

The 2016 BMW 650i, while a luxurious and powerful grand tourer, can present owners with a range of potential issues. Engine oil leaks and electrical glitches are common concerns. Owners with air suspension can expect to pay more for repairs, and transmissions can experience issues with the mechatronic unit. The severity of these issues varies, with some being relatively minor software problems and others involving major mechanical repairs. The cost of repairs can be significant, especially given the car’s complexity and the potential need for specialized BMW technicians. Prospective buyers should be aware of these potential issues and factor them into the overall cost of ownership.