2012 BMW 335is

Introduction:

The 2012 BMW 335is is the high-performance variant of the 3 Series, renowned for its exceptional handling, speed, and style. It is equipped with a twin-turbocharged 3.0L inline-6 engine paired with a 7-speed dual-clutch transmission. The 335is delivers 320 horsepower and 332 lb-ft of torque, enabling a 0-60 mph acceleration of 4.8 seconds. Despite its athleticism, the 335is is also well-regarded for its comfortable interior and luxurious amenities.

Engine

3.0L Twin-Turbocharged Inline-6

• Wastegate Actuator Failure:
  • Description/Symptoms: Failure of the wastegate actuator leads to reduced boost pressure, resulting in loss of power and potential engine damage.
  • Solution: Replacement of the turbocharger or wastegate actuator.
  • Estimated Cost to Fix: $1,500 - $2,500+
  • Recalls: None Found
• Carbon Buildup on Intake Valves:
  • Description/Symptoms: Excessive carbon buildup on intake valves restricts airflow, causing rough idling, reduced power, and increased fuel consumption.
  • Solution: Intake valve cleaning using walnut blasting or other methods.
  • Estimated Cost to Fix: $300 - $600+
  • Recalls: None Found

Transmission

7-Speed Dual-Clutch Transmission

• Clutch Wear:
  • Description/Symptoms: Excessive clutch wear leads to slipping, rough shifting, or loss of power.
  • Solution: Replacement of the clutch pack.
  • Estimated Cost to Fix: $2,500 - $4,000+
  • Recalls: None Found
• Mechatronic Unit Failure:
  • Description/Symptoms: Failure of the mechatronic unit, which controls transmission operation, can cause shifting problems, loss of power, or complete transmission failure.
  • Solution: Replacement of the mechatronic unit.
  • Estimated Cost to Fix: $3,000 - $5,000+
  • Recalls: None Found

Suspension

• Front Control Arm Bushing Failure:
  • Description/Symptoms: Worn or torn control arm bushings lead to excessive play, resulting in poor handling, vibrations, and premature tire wear.
  • Solution: Replacement of the control arm bushings.
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Electrical

• Alternator Failure:
  • Description/Symptoms: Failure of the alternator prevents proper charging of the battery, leading to loss of power and complete vehicle failure.
  • Solution: Replacement of the alternator.
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Exterior

• Headlight Lens Fading:
  • Description/Symptoms: Exposure to sunlight and UV radiation can cause the headlight lenses to fade and become cloudy, impairing light output.
  • Solution: Replacement of the headlight lenses or whole headlights.
  • Estimated Cost to Fix: $500 - $1,500+
  • Recalls: None Found

Interior

• Sunroof Seal Leaks:
  • Description/Symptoms: Worn or damaged sunroof seals can allow water to leak into the vehicle’s interior, causing mold, mildew, and electrical problems.
  • Solution: Replacement of the sunroof seals.
  • Estimated Cost to Fix: $300 - $800+
  • Recalls: None Found

Summary

The BMW 335is is an exceptional vehicle that provides thrilling performance, handling, and luxury. However, it is not without its issues. The potential problems with the engine, transmission, and other components can be significant in terms of both severity and cost. Owners should be prepared for potential expenses associated with maintaining this high-performance vehicle.