0 1 2 3 4 A A B B C C D D E E 0 1 2 3 4 ENGINE HEATER WIRING DIAGRAM: CC BATT BATT IGN IGN EMS EMS ILLUM ILLUM ENGINE HEATER X141 CONNECTOR SHORE POWER BLOCK HEATER A C B D SPF45A NB:2 F45A1−5.0 MCFC:125 F45A1−5.0 A:A R09 HEATER, FUEL A C B A:B WATER R78 SEPARATOR HEATER ENGINE BLOCK ENGINE COOLANT HEATER ELEMENT