System Diagram

1999 Acura NSX V6-3.2L DOHC (VTEC)SECTION System Diagram







WARNING: System is under high pressure when the engine is hot. To avoid danger of releasing scalding engine coolant, remove the cap only when the engine is cool.

Total Cooling System Capacity: Including expansion tank 2.1 l (2.2 US quart, 1.8 Imp quart)
M/T: 16.0 l (17.0 US quart, 14.1 Imp quart)
A/T: 16.5 l (17.4 US quart, 14.5 Imp quart)


NOTE:
- Check all cooling system hoses for damage, leaks or deterioration and replace if necessary.
- Check all hose clamps and retighten if necessary.
- Use new O-rings when reassembling.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.