|
|
Fig. 2: Testing Electric Cooling Fan Relay (3000GT) Courtesy of Mitsubishi Motor Sales of America. ELECTRIC COOLING FAN - SYSTEM TESTING MIRAGE 1.5L 1) With A/C on LOW position, ignition on and engine coolant temperature greater than 185 F (85 C), thermosensor completes path to ground, closing radiator fan motor relay contacts and providing current to radiator fan motor. See Fig. 1. 2) With A/C on HIGH position and ignition on, power supply from automatic compressor control unit causes condenser fan motor relay and condenser fan motor control relay to turn on, causing condenser fan and radiator cooling fan to operate. |