2019 BMW 440i xDrive

The 2019 BMW 440i xDrive is a stylish and sporty coupe, gran coupe, or convertible known for its engaging driving dynamics and luxurious features. The 440i xDrive comes standard with a 3.0-liter turbocharged inline-six engine (B58) producing 320 horsepower and 330 lb-ft of torque. Other engine options for the 2019 4 Series include the 430i which has a 2.0-liter turbocharged four-cylinder engine (B48) producing 248 horsepower and 258 lb-ft of torque. Both engines can be paired with either an 8-speed automatic transmission or a 6-speed manual transmission. Owners appreciate the 440i’s powerful engine, precise handling, and upscale interior, but some dislike its relatively high price and sometimes-stiff ride, depending on the suspension configuration.

Engine

B58 3.0L Turbocharged Inline-Six

• Oil Leaks
  • Description/Symptoms: Oil leaks can occur from various points, including the valve cover gasket, oil filter housing gasket, and oil pan gasket. Symptoms include visible oil leaks, burning oil smell, and low oil level.
  • Solution: Replace the leaking gasket or component.
  • Estimated Cost to Fix: $200 - $1000+ (depending on the source of the leak)
  • Recalls: None Found
• Coolant Leaks
  • Description/Symptoms: Coolant leaks, particularly from the plastic thermostat housing or water pump. Symptoms include low coolant level, overheating, and visible coolant leaks.
  • Solution: Replace the thermostat housing or water pump with updated parts made of metal, or higher quality plastic.
  • Estimated Cost to Fix: $400 - $1200+
  • Recalls: None Found

B48 2.0L Turbocharged Inline-Four

• Oil Leaks
  • Description/Symptoms: Similar to the B58, the B48 can experience oil leaks from the valve cover gasket and oil filter housing gasket.
  • Solution: Replace the leaking gasket.
  • Estimated Cost to Fix: $200 - $800+
  • Recalls: None Found
• Timing Chain Issues
  • Description/Symptoms: Reports of stretched or failed timing chains, leading to engine noise, poor performance, or complete engine failure.
  • Solution: Replace the timing chain, guides, and tensioner.
  • Estimated Cost to Fix: $1500 - $3000+
  • Recalls: None Found

Transmission

ZF 8HP 8-Speed Automatic

• Rough Shifting/Hesitation
  • Description/Symptoms: Some owners have reported rough or delayed shifts, particularly when cold. This can sometimes be related to mechatronic unit issues or the need for a transmission fluid service.
  • Solution: Perform a transmission fluid service, which includes replacing the fluid, filter, and pan. In some cases, the mechatronic unit may need to be replaced or rebuilt.
  • Estimated Cost to Fix: $300 - $3000+ (depending on the severity and solution)
  • Recalls: None Found

Suspension

• Adaptive Damper Issues (if equipped)
  • Description/Symptoms: Premature failure of adaptive dampers, leading to a bouncy or uneven ride. Warning lights may illuminate on the dashboard.
  • Solution: Replace the faulty adaptive dampers.
  • Estimated Cost to Fix: $800 - $2000+ per damper (depending on location and labor)
  • Recalls: None Found

Electrical

• iDrive System Malfunctions
  • Description/Symptoms: Freezing, lagging, or unexpected reboots of the iDrive infotainment system.
  • Solution: Software updates are sometimes available to address these issues. In more severe cases, the iDrive control unit may need to be replaced.
  • Estimated Cost to Fix: $0 (if software update resolves the issue) to $1000+ for control unit replacement
  • Recalls: None Found
• Sensor Failures
  • Description/Symptoms: Failure of various sensors, such as parking sensors or driver assistance sensors (if equipped).
  • Solution: Replace the faulty sensor.
  • Estimated Cost to Fix: $200 - $800+ (depending on the sensor)
  • Recalls: None Found

Exterior

• No Issues Found

Interior

• Seat Heater Failure
  • Description/Symptoms: Seat heaters may stop working.
  • Solution: Replace the faulty heating element or control module.
  • Estimated Cost to Fix: $300 - $1000+
  • Recalls: None Found

Summary

The 2019 BMW 440i xDrive, while generally reliable, can experience certain issues. Engine oil and coolant leaks are relatively common, as are transmission issues related to the 8-speed automatic. Electrical glitches with the iDrive system and sensor failures can also occur. Suspension issues are less frequent but can be costly if the adaptive dampers fail. The severity and cost of these issues can vary significantly, with some being minor and easily addressed while others require more extensive and expensive repairs. Potential buyers should be aware of these common issues and have the car thoroughly inspected by a qualified mechanic before purchasing.