1991 Acura NSX Service Manual

1991 Acura NSX Service Manual

The Acura NSX 1991, also known as the Honda NSX in some markets, is a significant and iconic sports car that marked Acura’s (Honda’s luxury division) entry into the high-performance sports car segment. Here are some key features and details about the 1991 Acura NSX:

  1. Design and Development:
  • The NSX was designed to be a mid-engine sports car that combined high performance with daily drivability and reliability.
  • Development involved input from the legendary Formula 1 driver Ayrton Senna, who provided feedback on the car’s handling characteristics.
  1. Engine and Performance:
  • The 1991 Acura NSX was powered by a 3.0-liter V6 engine known as the C30A.
  • The engine used VTEC (Variable Valve Timing and Lift Electronic Control) technology, which allowed for variable valve timing and improved performance.
  • The NSX had an aluminum-intensive construction, contributing to its relatively low weight.
  1. Performance Figures:
  • The engine produced around 270 horsepower and was mated to a 5-speed manual transmission.
  • The NSX boasted impressive performance figures for its time, with a 0 to 60 mph acceleration time in the low 5-second range.
  1. Handling and Chassis:
  • The NSX featured a lightweight aluminum chassis and body construction for enhanced rigidity and reduced weight.
  • A four-wheel independent suspension, precise steering, and a mid-engine layout contributed to exceptional handling and driving dynamics.
  1. Interior and Features:
  • The interior of the 1991 Acura NSX was designed with driver-focused ergonomics and featured high-quality materials.
  • Despite its sports car nature, the NSX aimed for a comfortable and accessible driving experience.
  1. Legacy and Impact:
  • The Acura NSX of this era is often considered a classic and a groundbreaking sports car.
  • It challenged the traditional notion of exotic sports cars by offering a reliable and user-friendly alternative without sacrificing performance.
  1. Evolution:
  • The NSX underwent several updates and changes over the years, with subsequent generations featuring more powerful engines, updated styling, and additional technological advancements.

The 1991 Acura NSX is remembered as a milestone in the automotive industry, demonstrating that a sports car could deliver exceptional performance without compromising on daily usability and reliability. Its legacy continues with later iterations of the NSX, showcasing advancements in hybrid technology and aerodynamics.

Acura NSX Servicing :

Servicing a 1991 Acura NSX involves routine maintenance and addressing specific needs to keep the vehicle in optimal condition. Here are some common aspects of service for a 1991 Acura NSX:

  1. Oil Changes:
  • Regular oil changes are essential to ensure proper engine lubrication. Follow the manufacturer’s recommendations for the type of oil and the service interval.
  1. Fluid Checks:
  • Check and top off various fluids, including brake fluid, transmission fluid, power steering fluid, and coolant. Ensure all fluids are at the correct levels.
  1. Brake Inspection:
  • Regularly inspect the brake system, including the brake pads, rotors, and brake fluid. Replace worn components as needed.
  1. Tire Maintenance:
  • Check tire pressure regularly and rotate the tires as recommended. Inspect the tread for wear, and replace tires when necessary.
  1. Engine Tune-Up:
  • Perform regular engine tune-ups, which may include replacing spark plugs, air filters, and fuel filters.
  1. Suspension and Steering:
  • Inspect the suspension components for wear and damage. Check the steering system for proper operation and alignment.
  1. Cooling System:
  • Inspect the radiator, hoses, and thermostat. Flush and replace the coolant as recommended by the manufacturer.
  1. Timing Belt Replacement:
  • If equipped with a timing belt, adhere to the manufacturer’s recommended interval for replacement. A failure in the timing belt can lead to severe engine damage.
  1. Transmission Service:
  • Follow the recommended service intervals for the transmission, including fluid changes if applicable.
  1. Electrical System:
    • Inspect the battery and charging system. Check all electrical components, including lights, for proper operation.
  2. Exhaust System:
    • Inspect the exhaust system for leaks and damage. Replace worn or damaged components as necessary.
  3. Body and Interior:
    • Check for any signs of rust or corrosion on the body. Inspect the interior components for wear and tear.
  4. Alignment and Wheel Balance:
    • Regularly check and adjust the wheel alignment. Perform wheel balancing to ensure smooth and even tire wear.
  5. Safety Systems:
    • Verify the proper operation of safety systems, including airbags and seatbelt mechanisms.

It’s crucial to refer to the vehicle’s owner’s manual for specific maintenance schedules and service recommendations. Additionally, consider seeking the assistance of a qualified mechanic or Acura dealership for more complex repairs or inspections. Regular and proactive maintenance helps ensure the longevity and reliability of the 1991 Acura NSX.


1991 Acura NSX Service Manual


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