Toyota 3S-GE Repair Manual page 358

EG'344 ENGINE — COOLING SYSTEM
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On — Vehicle Inspection
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INSPECT COOLING FAN OPERATION AT LOW
TEMPERATURE (Below 85°C (185°F))
Turn the ignition switch ON.
Check that the cooling fans stops.
If not, check the cooling fan relays and water temper-
ature sensor, and check for a separated connector or
severed wire between the cooling fan relay and water
temperature sensor. O
Disconnect the water temperature sensor connector.
Check that the cooling fans rotates.
If not, check the fuses, fan main relay, cooling fan
relays, A/C amplifier, cooling fan, and check for a
short circuit between the cooling fan relay and water
temperature sensor. E
Reconnect the water temperature sensor connector.