1999 Mazda Millenia

Introduction

The 1999 Mazda Millenia was a luxury sedan praised for its elegant design, spacious interior, and smooth driving experience. Available with a range of engine and transmission options, it offered both performance and comfort. However, it was not without its potential issues.

Engine

2.5L V6

• Intake Manifold Runner Control Valve Failure
  • Description/Symptoms: Poor engine performance, stalling, rough idling
  • Solution: Replace the intake manifold runner control valve
  • Estimated Cost to Fix: $400 - $600+
  • Recalls: None Found
• EGR Valve Failure
  • Description/Symptoms: Reduced engine power, increased emissions, engine stalling
  • Solution: Replace the EGR valve
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found

3.0L V6

• No major issues found related to the 3.0L V6 engine

Transmission

4-Speed Automatic

• Transmission Fluid Leaks
  • Description/Symptoms: Transmission slips, difficulty shifting, whining noises
  • Solution: Replace the leaking seals or gaskets
  • Estimated Cost to Fix: $300 - $600+
  • Recalls: None Found
• Solenoid Failure
  • Description/Symptoms: Shifting issues, erratic behavior, transmission lock-up
  • Solution: Replace the faulty solenoid
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found

5-Speed Manual

• No major issues found related to the 5-speed manual transmission

Suspension

• Strut Mount Failure
  • Description/Symptoms: Noise, clunking, reduced handling
  • Solution: Replace the strut mounts
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found
• Control Arm Bushing Wear
  • Description/Symptoms: Noise, vibration, unstable handling
  • Solution: Replace the worn bushings
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found

Electrical

• Alternator Failure
  • Description/Symptoms: Dimming lights, battery not charging, electrical gremlins
  • Solution: Replace the alternator
  • Estimated Cost to Fix: $400 - $600+
  • Recalls: None Found
• Cooling Fan Relay Failure
  • Description/Symptoms: Overheating engine
  • Solution: Replace the cooling fan relay
  • Estimated Cost to Fix: $100 - $200+
  • Recalls: None Found

Exterior

• Headlight Lenses Fogging/Hazing
  • Description/Symptoms: Reduced light output, impaired visibility at night
  • Solution: Replace the headlight lenses
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found

Interior

• Power Window Switch Failure
  • Description/Symptoms: Power windows do not operate or operate intermittently
  • Solution: Replace the faulty switch
  • Estimated Cost to Fix: $100 - $200+
  • Recalls: None Found
• Climate Control Panel Issues
  • Description/Symptoms: Climate control buttons not working, incorrect temperature readings
  • Solution: Replace the climate control panel
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found

Summary

The 1999 Mazda Millenia faced several potential issues, with the most severe and expensive ones related to the intake manifold runner control valve on the 2.5L V6 engine and the transmission fluid leaks on the 4-speed automatic transmission. However, overall, the Millenia was a relatively reliable vehicle with issues that were typically not too costly to repair.