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AEC640 SEF792X SEF784T OVERALL FUNCTION CHECK Use this procedure to check the overall function of the cooling fan. WARNING: Never remove the radiator cap when the engine is hot. Serious Check the coolant level in the reservoir tank and radiator. 2) Confirm whether customer filled the coolant or not. If customer 3) Turn ignition switch “ON”. CONSULT-II. 5) If NG, go to “DIAGNOSTIC PROCEDURE”, EC-507. ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ OR ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ 3) Disconnect engine coolant temperature sensor harness connector. 4) Connect 150 Ω resistor to engine coolant temperature sensor harness connector. 5) Start engine and make sure that cooling fan operates. Be careful not to overheat engine. 6) If NG, go to “DIAGNOSTIC PROCEDURE”, EC-507. GI MA EM LC FE AT PD FA RA BR ST RS BT HA EL IDX TROUBLE DIAGNOSIS FOR OVERHEAT Overheat (Cont’d) EC-505 |