Mercury Workshop Service and Repair Manuals > Topaz FWD L4-140 2.3L HSC (VIN X) (1989) > Engine, Cooling and Exhaust | Cooling System | Radiator Cooling Fan | Radiator Cooling Fan Control Module | Component Information | Diagrams

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Radiator Cooling Fan Control Module: Testing and Inspection

Fig. 29 Cooling Fan Controller Diagnosis - Circuit Operation Chart

Fig. 29 Cooling Fan Controller Diagnosis, Pinout - Ignition Switch Off

Fig. 29 Cooling Fan Controller Diagnosis, Pinout - Ignition Switch In Run Engine & AC Off

Mercury Workshop Service and Repair Manuals