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 MANUALSACURA20043.5RLREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 52 (ELECTRIC COOLING FANS)COMPONENT TESTSRADIATOR FAN SWITCH
2004 Acura 3.5RL
Radiator Fan Switch
2004 Acura 3.5RLSECTION Radiator Fan Switch
WARNING: This page is about a different car, the 2003 Acura 3.2CL and 2002 Acura 3.2CL. However, it is still accessible from the selected car via links, so may be relevant.
- Remove the radiator fan switch "A" from the water passage, radiator fan switch "B" from the cylinder head and radiator fan switch "C" from the radiator. See REMOVAL & INSTALLATION .
- Suspend each radiator fan switch in a container of water. See Fig 1 . Heat the water and check the temperature with a thermometer. Do not let the thermometer touch the bottom of the hot container.
- Measure the continuity between terminal "A" and terminal "B" and compare to specifications. See RADIATOR FAN CONTINUITY SPECIFICATIONS .
RADIATOR FAN CONTINUITY SPECIFICATIONS
| Application | Temperature - °F (°C) | ||||
|---|---|---|---|---|---|
| Switch A | (1) 196-203 (91-95) | ||||
| Switch B | (2) 212-226 (100-108) | ||||
| Switch C | (2) 205-216 (96-102) | ||||
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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.