honda Workshop Repair Guides

Honda Workshop Service and Repair Manuals

Sensors and Switches - Instrument Panel > < Radiator Cooling Fan Temperature Sensor / Switch|Locations
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Evaporator Temperature Sensor / Switch: Testing and Inspection

Fig. 33 A/C thermostat test

1.

Immerse thermostat capillary tube in temperature controlled solution and connect ohmmeter to terminals, Fig. 33.

2.

Cool capillary tube while observing ohmmeter.

3.

Cut-off should be 33-35°F for Accord and Prelude or 31-35°F for Civic and CRX.

4.

Warm capillary tube while observing ohmmeter.

5.

Cut-on temperature should be 37-41°F.

6.

If cut-off or cut-on temperatures are too low or too high, replace thermostat.

Sensors and Switches - Instrument Panel > < Radiator Cooling Fan Temperature Sensor / Switch|Locations