Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSHONDA2009S2000 BASEREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE MECHANICALCOOLING FANFAN CONTROLSRADIATOR FAN SWITCH TEST2000-2005 MODELS
2009 Honda S2000 Base
2000-2005 Models
2009 Honda S2000 BaseSECTION 2000-2005 Models
- Remove the radiator fan switch from the radiator (see RADIATOR FAN SWITCH REPLACEMENT ).
- Suspend the radiator fan switch (A) in a container of water as shown below.
- Heat the water and check the temperature with a thermometer. Do not let the thermometer (B) touch the bottom of the hot container.
- Measure the continuity between terminal No. 1 and terminal No. 2 according to the table below.
- Replace if necessary, and install the radiator fan switch (see RADIATOR FAN SWITCH REPLACEMENT ).
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.