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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 WITH CONSULT-II 1) Check the coolant level in the reservoir tank and radiator. Allow engine to cool before checking coolant level. 2) Confirm whether customer filled the coolant or not. If customer filled the coolant, skip the following steps and go to “Diagnos- 3) Turn ignition switch “ON”. SULT-II and make sure that cooling fans operate. WITHOUT CONSULT-II 1) Check the coolant level in the reservoir tank and radiator. Allow engine to cool before checking coolant level. 2) Confirm whether customer filled the coolant or not. If customer filled the coolant, skip the following steps and go to “Diagnos- 3) Start engine. Be careful not to overheat engine. 4) Set temperature control lever to full cold position. ating. 8) Make sure that cooling fans operate at low speed. nector. 12) Connect 150 Ω resistor to engine coolant temperature sensor harness connector. 13) Start engine and make sure that cooling fans operate at higher speed than low speed. 14) If NG, go to “Diagnostic Procedure”, EC-444. AEC640 SEF111X SEC163BA MEC475B DTC P1217 OVER HEAT TD27Ti EC-442 |