2005 Acura NSX
2005 Acura NSX
Overview
The 2005 Acura NSX, a legendary mid-engine sports car, is renowned for its exceptional performance and build quality. While generally a highly reliable vehicle, like any performance machine, it can experience specific issues as it ages. This analysis focuses on documented technical reliability concerns beyond routine maintenance, providing insights into potential areas of attention for owners and enthusiasts of this iconic supercar. The NSX’s engineering excellence contributes to its enduring appeal, but understanding these specific points can aid in long-term ownership.
Engine
3.2L V6 (C32B)
Timing Belt Failure
- Symptoms: Sudden engine power loss, unusual noises, engine stalling.
- Solution: Replacement of timing belt, tensioners, and idler pulleys. Inspection of water pump.
- Cost: $800 - $1500
Oil Leaks (Rear Main Seal)
- Symptoms: Visible oil drips from the rear of the engine, low oil level.
- Solution: Replacement of the rear main seal. This is a labor-intensive job due to transmission removal.
- Cost: $1200 - $2000
Transmission
6-Speed Manual
Clutch Wear
- Symptoms: Slipping clutch, difficulty shifting gears, burning smell.
- Solution: Replacement of clutch disc, pressure plate, and release bearing. Flywheel resurfacing or replacement may be needed.
- Cost: $1000 - $2000
Synchronizer Issues
- Symptoms: Grinding noise when shifting gears, difficulty engaging gears.
- Solution: Transmission disassembly and replacement of worn synchronizers.
- Cost: $1500 - $3000
Suspension
Double Wishbone
No Major Issues
- Symptoms: No widespread issues reported.
- Solution: No widespread issues reported.
- Cost: No widespread issues reported.
Electrical
Wiring Harness & Components
ABS/Traction Control Light
- Symptoms: ABS and/or traction control warning lights illuminated on the dashboard.
- Solution: Diagnosis and repair or replacement of faulty ABS sensors, wheel speed sensors, or ABS control module.
- Cost: $300 - $800
Headlight Actuator Failure
- Symptoms: Pop-up headlights not functioning correctly (stuck, slow operation).
- Solution: Replacement of the headlight actuator motor.
- Cost: $200 - $500
Exterior
Body Panels & Seals
No Major Issues
- Symptoms: No widespread issues reported.
- Solution: No widespread issues reported.
- Cost: No widespread issues reported.
Interior
Dashboard & Controls
Climate Control Unit Failure
- Symptoms: HVAC system not blowing air, inconsistent temperature control, display issues.
- Solution: Repair or replacement of the climate control module.
- Cost: $400 - $900
Summary Verdict
The 2005 Acura NSX is a remarkably reliable supercar, with its core mechanical components demonstrating excellent durability. The primary areas requiring attention are typically related to age and mileage, such as the timing belt and clutch components. Electrical gremlins, particularly with the ABS system and headlight actuators, can also arise. While some repairs, like rear main seal leaks, can be costly due to labor, the overall ownership experience is generally positive for those who maintain the vehicle diligently. Proactive maintenance and addressing minor issues promptly will ensure the continued enjoyment of this automotive icon.