2018 BMW M240i

Introduction

The 2018 BMW M240i is a compact performance coupe powered by a 3.0L turbocharged inline-six engine producing 335 horsepower and 369 lb-ft of torque. It is paired with either a six-speed manual transmission or an optional eight-speed automatic transmission. The M240i is known for its sharp handling, potent engine, and luxurious interior. However, like any vehicle, it is not without its issues.

Engine

3.0L Inline-Six

• Turbocharger Wastegate Rattle:
  • Description/Symptoms: A persistent rattling noise from the engine, particularly under acceleration.
  • Solution: Replacement of the turbocharger wastegate actuator.
  • Estimated Cost to Fix: $1,000 - $1,500+
• High-Pressure Fuel Pump Failure:
  • Description/Symptoms: Engine stalling, rough idle, or loss of power.
  • Solution: Replacement of the high-pressure fuel pump.
  • Estimated Cost to Fix: $1,500 - $2,000+

Transmission

Six-Speed Manual

• Sticky Shifter:
  • Description/Symptoms: Difficulty shifting gears, especially into first and reverse.
  • Solution: Lubrication of the shifter mechanism or replacement of the shifter cables.
  • Estimated Cost to Fix: $200 - $500+

Eight-Speed Automatic

• Jerky Shifts:
  • Description/Symptoms: Rough or delayed shifts between gears.
  • Solution: Updating the transmission software or replacing the transmission fluid.
  • Estimated Cost to Fix: $100 - $300+

Suspension

• Rear Suspension Squeak:
  • Description/Symptoms: A squeaking or creaking noise from the rear suspension, particularly over bumps.
  • Solution: Lubricating or replacing the suspension bushings.
  • Estimated Cost to Fix: $100 - $300+

Electrical

• Battery Drain:
  • Description/Symptoms: Rapid battery discharge or difficulty starting the vehicle after extended periods of inactivity.
  • Solution: Testing and replacement of the faulty battery or alternator.
  • Estimated Cost to Fix: $200 - $1,000+
• Headlight Malfunction:
  • Description/Symptoms: Flickering or intermittent failure of the headlights.
  • Solution: Replacement of the headlight bulbs, wiring, or control module.
  • Estimated Cost to Fix: $200 - $1,000+

Exterior

• Door Lock Failure:
  • Description/Symptoms: Doors that fail to lock or unlock with the remote or door handles.
  • Solution: Replacement of the door lock actuators.
  • Estimated Cost to Fix: $500 - $1,000+

Interior

• Center Console Creaking:
  • Description/Symptoms: A creaking or rattling noise from the center console.
  • Solution: Inspection and tightening of the screws holding the console in place.
  • Estimated Cost to Fix: $50 - $150+
• Climate Control Malfunction:
  • Description/Symptoms: Inability to control the temperature or airflow within the cabin.
  • Solution: Replacement of the climate control module or actuators.
  • Estimated Cost to Fix: $500 - $1,500+

Summary

While the 2018 BMW M240i is a formidable performance vehicle, it is not immune to a few issues. The engine and transmission problems, while costly, are relatively uncommon. The suspension and electrical issues are minor and can be easily rectified. The interior issues, although annoying, are not significant. Overall, the M240i remains a desirable car with a high level of performance and luxury, but potential buyers should be aware of these potential issues.