2020 BMW M240i xDrive
The 2020 BMW M240i xDrive is a popular performance-oriented coupe that offers a blend of sportiness and practicality. Its main draw is its potent turbocharged engine and nimble handling, making it a fun car to drive. The xDrive all-wheel-drive system provides enhanced traction and stability, especially in inclement weather. However, some owners have reported issues with reliability and maintenance costs. The M240i comes standard with the 3.0-liter turbocharged inline-six engine (B58), producing 335 horsepower and 369 lb-ft of torque, paired with an 8-speed automatic transmission. Some common likes about the car include its strong acceleration, responsive handling, and luxurious interior. Common dislikes include its firm ride, some infotainment system quirks, and the cost of repairs.
Engine
3.0L Turbocharged Inline-Six (B58)
- Coolant Leaks
- Description/Symptoms: Coolant leaks can occur from various locations on the engine, including the water pump, radiator hoses, and expansion tank. Symptoms include low coolant levels, overheating, and visible coolant puddles.
- Solution: Diagnose the source of the leak and replace the faulty component.
- Estimated Cost to Fix: $200 - $1000+ (depending on the source of the leak)
- Recalls: None Found
- Oil Filter Housing Gasket Leak
- Description/Symptoms: The oil filter housing gasket can leak over time, leading to oil loss and potential engine damage if left unchecked. Symptoms include oil leaks near the oil filter housing and a burning oil smell.
- Solution: Replace the oil filter housing gasket.
- Estimated Cost to Fix: $300 - $600
- Recalls: None Found
- VANOS Solenoid Issues
- Description/Symptoms: Variable Valve Timing (VANOS) solenoid issues can cause rough idling, decreased performance, and engine error codes.
- Solution: Diagnose and replace the faulty VANOS solenoid.
- Estimated Cost to Fix: $200 - $500
- Recalls: None Found
Transmission
8-Speed Automatic (ZF 8HP)
- Rough Shifting/Hesitation
- Description/Symptoms: Some owners have reported rough shifting, hesitation, or jerky gear changes, particularly at lower speeds.
- Solution: In some cases, a software update can resolve the issue. More severe cases might require valve body repair or replacement.
- Estimated Cost to Fix: $200 (software update) - $3000+ (valve body replacement)
- Recalls: None Found
Suspension
- No Issues Found
Electrical
- Infotainment System Glitches
- Description/Symptoms: The iDrive infotainment system can sometimes experience glitches, freezing, or slow response times.
- Solution: Software updates can often address these issues. In some cases, a system reset or hardware replacement might be necessary.
- Estimated Cost to Fix: $0 (software update) - $1000+ (hardware replacement)
- Recalls: None Found
- Battery Drain
- Description/Symptoms: Premature battery drain can occur, especially if the car is not driven frequently or if aftermarket accessories are installed.
- Solution: Check for parasitic drains, ensure the battery is properly charged, and replace the battery if necessary.
- Estimated Cost to Fix: $200 - $500
- Recalls: None Found
Exterior
- No Issues Found
Interior
- Seat Squeaks/Rattles
- Description/Symptoms: Some owners have reported squeaks or rattles emanating from the seats, especially during cornering or over bumps.
- Solution: Tightening bolts and lubricating contact points may resolve the issue.
- Estimated Cost to Fix: $0 - $200
- Recalls: None Found
Summary
The 2020 BMW M240i xDrive is generally a reliable vehicle, but it is not without its issues. The most commonly reported problems revolve around the engine and transmission, including coolant leaks, oil filter housing gasket leaks, and rough shifting. Electrical issues, such as infotainment system glitches and battery drain, are also worth noting. The severity of these issues varies, but repairs can be costly, especially for engine and transmission-related problems. Potential buyers should be aware of these common issues and factor them into their decision-making process.