2000 Honda S2000FACTORY OEM SERVICE PROCEDURE

Enable Criteria: Overview

  • ECT at 158 °F (70 °C) or higher.
  • Intake air temperature (IAT) at 20 °F (-7 °C) or higher.
  • Vehicle speed is steady, and vehicle speed sensor (VSS) reads more than 25 mph (40 km/h).


  • At engine start up, ECT and IAT are higher than 32 °F (0 °C), but lower then 95 °F (35 °C).
  • At engine start up, the ECT and IAT are within 12 °F (7 °C) of each other.


ECT at 140 °F (60 °C) or higher.

Factory Service Tools

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Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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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.