2019 Acura NSX

Here’s a breakdown of common issues and complaints reported for the 2019 Acura NSX, categorized and formatted as requested.

The 2019 Acura NSX is a hybrid sports car featuring a twin-turbocharged 3.5-liter V6 engine paired with a nine-speed dual-clutch transmission (DCT) and a three-motor Sport Hybrid SH-AWD system. This powertrain delivers a combined output of 573 horsepower and 476 lb-ft of torque. Owners often praise the NSX for its advanced technology, sharp handling, and comfortable ride for a sports car. Some criticisms include its complex infotainment system and occasionally underwhelming engine sound relative to its performance capabilities.

Electric Motor

Sport Hybrid SH-AWD System

• Battery Management System (BMS) Software Glitches
  • Description/Symptoms: Intermittent errors related to the hybrid system, reduced electric motor assist, and potential diagnostic trouble codes (DTCs) related to battery voltage or charging. Sometimes manifests as a temporary reduction in power or the system going into “limp mode.”
  • Solution: Software update to the Battery Management System (BMS). Recalibration of the hybrid control module.
  • Estimated Cost to Fix: Covered under warranty. Out of warranty can range $100-$300+ (dealership diagnostic and software flash).
  • Recalls: None Found
• Electric Motor Cooling System Issues
  • Description/Symptoms: Overheating of one or more of the electric motors, leading to reduced performance and potential damage. The car may display a warning message related to high motor temperature.
  • Solution: Inspection and potential replacement of the cooling pump, lines, or radiator specific to the electric motor cooling system. Refilling and bleeding the cooling system.
  • Estimated Cost to Fix: $500 - $1500+ depending on the component needing replacement.
  • Recalls: None Found

Transmission

9-Speed Dual-Clutch Transmission (DCT)

• Rough or Jerky Shifting
  • Description/Symptoms: Harsh shifts, particularly at lower speeds or during downshifts. Can feel like a “clunk” or noticeable hesitation between gear changes.
  • Solution: Software update to the Transmission Control Module (TCM). In some cases, clutch pack replacement may be necessary if the issue persists.
  • Estimated Cost to Fix: Software update: $100 - $300. Clutch pack replacement: $3000 - $5000+
  • Recalls: None Found
• Transmission Slipping or Failure to Engage
  • Description/Symptoms: The transmission slips, causing the engine RPM to increase without a corresponding increase in vehicle speed. The car may fail to engage in certain gears, or go into neutral unexpectedly.
  • Solution: Transmission replacement or rebuild. This is a complex and costly repair.
  • Estimated Cost to Fix: $8,000 - $12,000+
  • Recalls: None Found

Electrical

• Infotainment System Freezing/Crashing
  • Description/Symptoms: The infotainment screen freezes, becomes unresponsive, or reboots unexpectedly. Navigation, audio, and climate control functions may be affected.
  • Solution: Software update to the infotainment system. In some cases, replacement of the head unit may be required.
  • Estimated Cost to Fix: Software update: $0 - $200. Head unit replacement: $800 - $2000+
  • Recalls: None Found
• Sensor Malfunctions
  • Description/Symptoms: Various warning lights may illuminate due to faulty sensors (e.g., tire pressure monitoring system (TPMS), oxygen sensors, ABS sensors).
  • Solution: Diagnosis to identify the faulty sensor and replacement.
  • Estimated Cost to Fix: $100 - $500+ per sensor, depending on the type and location.
  • Recalls: None Found

Exterior

• Alignment issues
  • Description/Symptoms: Vehicle drifts when driving straight, and/or uneven tire wear.
  • Solution: Wheel Alignment.
  • Estimated Cost to Fix: $100-$250+
  • Recalls: None Found

Interior

• Rattling/Buzzing Noises
  • Description/Symptoms: Rattling or buzzing noises emanating from the dashboard, door panels, or rear deck, particularly when driving on rough roads.
  • Solution: Locating and securing the source of the rattle. This may involve adding insulation, tightening fasteners, or replacing worn clips.
  • Estimated Cost to Fix: $50 - $500+ depending on the complexity of the repair.
  • Recalls: None Found

Summary

The 2019 Acura NSX, while lauded for its performance and technology, has exhibited some common issues. The most concerning are related to the transmission, with potential for costly repairs. Electrical glitches, particularly within the infotainment system, can be frustrating. While the issues are not necessarily widespread, potential buyers should be aware of these possibilities and thoroughly inspect the vehicle and service history before purchasing. The cost of repairs can range from minor software updates to major component replacements costing several thousand dollars.