2008 INFINITI FX45

Introduction

The 2008 INFINITI FX45 is a premium midsize SUV known for its sporty handling, luxurious interior, and powerful engine. It was available with a 5.0L V8 engine paired with a 7-speed automatic transmission.

Engine

5.0L V8

• Spark Plug Failure
  • Description/Symptoms: Misfiring, engine抖动, decreased fuel efficiency
  • Solution: Replace spark plugs
  • Estimated Cost to Fix: $100 - $150
  • Recalls: None Found
• Intake Manifold Gasket Leak
  • Description/Symptoms: Engine oil or coolant leak, rough idle, check engine light
  • Solution: Replace intake manifold gasket
  • Estimated Cost to Fix: $400 - $600
  • Recalls: None Found
• Timing Chain Tensioner Failure
  • Description/Symptoms: Rattling or tapping noise from engine, reduced engine power
  • Solution: Replace timing chain and tensioner
  • Estimated Cost to Fix: $1200 - $1600
  • Recalls: None Found

Transmission

7-Speed Automatic

• Shift Solenoid Failure
  • Description/Symptoms: Difficulty shifting gears, delayed shifts, check engine light
  • Solution: Replace shift solenoid
  • Estimated Cost to Fix: $250 - $400
  • Recalls: None Found
• Transmission Fluid Leak
  • Description/Symptoms: Leaking transmission fluid, slipping gears, loss of power
  • Solution: Repair or replace leaking component
  • Estimated Cost to Fix: $200 - $500
  • Recalls: None Found

Suspension

• Front Strut Mount Bearing Failure
  • Description/Symptoms: Clunking or grinding noise from front suspension, reduced steering precision
  • Solution: Replace strut mount bearing
  • Estimated Cost to Fix: $200 - $400
  • Recalls: None Found
• Rear Air Suspension Compressor Failure
  • Description/Symptoms: Rear suspension sagging, reduced ride height, compressor noise
  • Solution: Replace air suspension compressor
  • Estimated Cost to Fix: $500 - $800
  • Recalls: None Found

Electrical

• Alternator Failure
  • Description/Symptoms: Battery not charging properly, electrical system not functioning
  • Solution: Replace alternator
  • Estimated Cost to Fix: $400 - $600
  • Recalls: None Found
• Starter Failure
  • Description/Symptoms: Engine not starting, clicking sound when turning the key
  • Solution: Replace starter
  • Estimated Cost to Fix: $250 - $400
  • Recalls: None Found

Exterior

• Headlight Condensation
  • Description/Symptoms: Moisture build-up inside headlights
  • Solution: Replace headlight assembly (affected by temperature changes)
  • Estimated Cost to Fix: $300 - $500
  • Recalls: None Found
• Roof Rack Crossbars Rusting
  • Description/Symptoms: Corrosion and rust on roof rack crossbars
  • Solution: Replace crossbars or apply rust treatment
  • Estimated Cost to Fix: $50 - $200
  • Recalls: None Found

Interior

• Door Panel Rattling
  • Description/Symptoms: Loose or rattling door panels
  • Solution: Tighten or replace door panel clips
  • Estimated Cost to Fix: $100 - $200
  • Recalls: None Found
• Climate Control Panel Malfunction
  • Description/Symptoms: Climate control buttons not functioning properly, incorrect temperature settings
  • Solution: Replace climate control panel
  • Estimated Cost to Fix: $300 - $500
  • Recalls: None Found

Summary

The 2008 INFINITI FX45 is a reliable and luxurious SUV, but like any vehicle, it has its share of issues. Most of the reported issues are minor and relatively inexpensive to fix, such as spark plug failure, shift solenoid failure, and door panel rattling. However, some more major issues, such as engine timing chain tensioner failure, air suspension compressor failure, and climate control panel malfunction, can be more costly to repair. Overall, the severity and cost of the reported issues are moderate, and owners generally enjoy the vehicle’s performance and amenities.