2003 Mazda 6

Introduction

The 2003 Mazda 6 is a reliable and agile midsize sedan. It comes with a choice of two engines and one transmission option. The 2.3-liter inline-four engine produces 160 horsepower and 156 lb-ft of torque, while the 3.0-liter V6 engine produces 220 horsepower and 185 lb-ft of torque. Both engines are paired with a five-speed manual transmission.

Owners generally praise the Mazda 6 for its peppy performance, sharp handling, and comfortable interior. However, some common issues have been reported with this vehicle.

Engine

2.3-liter Inline-Four Engine

• Oil Consumption: Excessive oil consumption, leading to low oil levels and potential engine damage.
  • Solution: Engine rebuild or replacement
  • Estimated Cost to Fix: $2,000 - $4,000+
  • Recalls: None Found
• Timing Chain Guide Failure: The timing chain guide can break or wear down, causing rattling noises and potentially catastrophic engine failure.
  • Solution: Replace timing chain guide
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

3.0-liter V6 Engine

• VVT Solenoid Failure: The variable valve timing (VVT) solenoid can malfunction, leading to reduced engine power and fuel economy.
  • Solution: Replace VVT solenoid
  • Estimated Cost to Fix: $300 - $500+
  • Recalls: None Found

Transmission

Five-Speed Manual Transmission

• Shifting Problems: Difficulty or inability to shift gears smoothly, especially when cold.
  • Solution: Replace shift linkage or synchronize
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found
• Clutch Master Cylinder Failure: Leaking or damaged clutch master cylinder, causing loss of clutch pressure and difficulty shifting gears.
  • Solution: Replace clutch master cylinder
  • Estimated Cost to Fix: $300 - $600+
  • Recalls: None Found

Suspension

• Front Struts: Premature wear of front struts, leading to knocking noises, poor handling, and reduced ride comfort.
  • Solution: Replace front struts
  • Estimated Cost to Fix: $500 - $1,000+ per axle
  • Recalls: None Found
• Rear Shock Absorbers: Worn rear shock absorbers, causing a bouncy ride and reduced handling stability.
  • Solution: Replace rear shock absorbers
  • Estimated Cost to Fix: $300 - $600+ per axle
  • Recalls: None Found

Electrical

• Battery Discharge: Premature battery discharge, especially after the vehicle has been sitting for long periods.
  • Solution: Replace battery or check for electrical drain
  • Estimated Cost to Fix: $100 - $300+
  • Recalls: None Found
• Alternator Failure: Malfunctioning alternator, leading to undercharging of the battery and electrical system issues.
  • Solution: Replace alternator
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Exterior

• Tail Light Seal Failure: Leaking tail light seals, allowing water and moisture to enter the trunk.
  • Solution: Replace tail light seals
  • Estimated Cost to Fix: $100 - $200+ per light
  • Recalls: None Found
• Fender Liner Rust: Premature rust on the fender liners, especially in areas where there is road salt.
  • Solution: Replace fender liners
  • Estimated Cost to Fix: $200 - $400+ per side
  • Recalls: None Found

Interior

• Dashboard Cracking: Cracking or fading of the dashboard, especially in areas exposed to sunlight.
  • Solution: Replace dashboard or repair with touch-up paint
  • Estimated Cost to Fix: $300 - $1,000+
  • Recalls: None Found
• Power Window Switch Failure: Malfunctioning power window switches, leading to inoperative windows.
  • Solution: Replace power window switch
  • Estimated Cost to Fix: $100 - $200+ per switch
  • Recalls: None Found

Summary

The 2003 Mazda 6 is a generally reliable vehicle, but it has some common issues that owners should be aware of. The most severe and expensive issue is engine oil consumption, which can lead to catastrophic engine failure if not addressed promptly. Other common issues include transmission shifting problems, electrical issues, and exterior rust. Overall, the cost to fix these issues can range from minor to moderate, and the severity of the problems varies depending on the specific issue.