2002 Mercedes-Benz C230

The 2002 Mercedes-Benz C230 Kompressor was a sporty coupe that offered a blend of luxury and performance. It came standard with a 2.3L supercharged inline-4 engine, producing 192 horsepower and 200 lb-ft of torque. It was available with either a 6-speed manual or a 5-speed automatic transmission. Some owners appreciate the car’s nimble handling, distinctive styling, and Mercedes-Benz prestige. Common complaints include the cost of maintenance, electrical issues, and the age-related degradation of various components.

Engine

2.3L Supercharged Inline-4 (M111 Engine)

• Failed Mass Air Flow (MAF) Sensor
  • Description/Symptoms: Rough idling, poor acceleration, and the check engine light illuminating.
  • Solution: Replacing the MAF sensor.
  • Estimated Cost to Fix: $150 - $300+
  • Recalls: None Found
• Oil Leaks from Valve Cover Gasket
  • Description/Symptoms: Oil pooling around the valve cover, burning oil smell, and potential oil dripping onto exhaust components.
  • Solution: Replacing the valve cover gasket.
  • Estimated Cost to Fix: $100 - $250+
  • Recalls: None Found
• Supercharger Clutch Failure
  • Description/Symptoms: Whining noises from the supercharger, reduced power, and potential stalling.
  • Solution: Replacing the supercharger clutch or, in some cases, the entire supercharger unit.
  • Estimated Cost to Fix: $300 - $1200+
  • Recalls: None Found
• Faulty Crankshaft Position Sensor
  • Description/Symptoms: Difficulty starting the engine, stalling, and the check engine light illuminating.
  • Solution: Replacing the crankshaft position sensor.
  • Estimated Cost to Fix: $80 - $200+
  • Recalls: None Found

Transmission

5-Speed Automatic Transmission (722.6)

• Shifting Problems/Slipping
  • Description/Symptoms: Harsh or delayed shifting, slipping between gears, and difficulty engaging reverse.
  • Solution: Replacing conductor plate, replacing valve body, or rebuilding the transmission.
  • Estimated Cost to Fix: $500 - $3000+
  • Recalls: None Found
• Transmission Fluid Leaks
  • Description/Symptoms: Reddish fluid leaking from the transmission area.
  • Solution: Replacing the pilot bushing (electrical connector sleeve) or repairing/replacing damaged seals.
  • Estimated Cost to Fix: $100 - $300+
  • Recalls: None Found

6-Speed Manual Transmission

• No Issues Found

Suspension

• Worn Ball Joints and Control Arm Bushings
  • Description/Symptoms: Clunking noises from the suspension, loose steering, and uneven tire wear.
  • Solution: Replacing worn ball joints and/or control arm bushings.
  • Estimated Cost to Fix: $200 - $800+ per corner
  • Recalls: None Found
• Failed Struts/Shocks
  • Description/Symptoms: Bouncy ride, poor handling, and leaking fluid from the struts/shocks.
  • Solution: Replacing the struts/shocks.
  • Estimated Cost to Fix: $300 - $1000+ per axle
  • Recalls: None Found

Electrical

• Faulty Instrument Cluster
  • Description/Symptoms: Inaccurate readings, flickering lights, or complete failure of the instrument cluster.
  • Solution: Repairing or replacing the instrument cluster.
  • Estimated Cost to Fix: $200 - $800+
  • Recalls: None Found
• Malfunctioning Window Regulators
  • Description/Symptoms: Windows not operating properly, making grinding noises, or falling into the door.
  • Solution: Replacing the window regulator.
  • Estimated Cost to Fix: $150 - $400+ per window
  • Recalls: None Found
• Central Locking System Problems
  • Description/Symptoms: Doors not locking or unlocking properly, alarm system malfunctions.
  • Solution: Diagnosing and repairing the central locking system, which may involve replacing door lock actuators, the PSE pump (Pneumatic System Equipment) for vacuum-operated locks, or addressing wiring issues.
  • Estimated Cost to Fix: $100 - $500+
  • Recalls: None Found

Exterior

• Rust Issues
  • Description/Symptoms: Rust formation on body panels, particularly around the wheel arches, door edges, and underbody.
  • Solution: Rust repair or panel replacement.
  • Estimated Cost to Fix: $200 - $2000+ depending on severity
  • Recalls: None Found
• Headlight Lens Clouding/Yellowing
  • Description/Symptoms: Reduced headlight visibility due to oxidation of the plastic headlight lenses.
  • Solution: Polishing or replacing the headlight lenses.
  • Estimated Cost to Fix: $50 - $300+
  • Recalls: None Found

Interior

• Broken Cup Holders
  • Description/Symptoms: Cup holders are prone to breaking
  • Solution: Replacing the cup holders
  • Estimated Cost to Fix: $20-50+
  • Recalls: None Found
• Sunroof Issues
  • Description/Symptoms: Sunroof not opening or closing properly, getting stuck, or making excessive noise.
  • Solution: Repairing or replacing the sunroof motor, tracks, or components.
  • Estimated Cost to Fix: $200 - $800+
  • Recalls: None Found

Summary

The 2002 Mercedes-Benz C230, while a stylish and sporty vehicle, is prone to several issues due to its age. Engine problems such as MAF sensor failure and oil leaks are common, along with transmission issues like shifting problems. Suspension wear, electrical malfunctions, and rust formation are also typical concerns. While some repairs are relatively inexpensive, others can be quite costly, especially those involving the transmission or more complex electrical systems. Potential buyers should carefully inspect the vehicle and be prepared for potential maintenance costs.