Owner's manual
Page 7 
How many injectors do you want to control with the F/IC? 
The F/IC has 6 Injector drivers with two wires per driver. The wires for the 
unused drivers can be eliminated. 
Do you want to control the primary injectors on the engine, or control additional 
secondary injectors? 
Connect the injectors as shown below in Figure 11 or 12. 
INJ 1 OUT
FIC
FUEL 
INJECTOR 1
TO +12V
INJ 1 IN
FUEL INJ 1
ECU
Figure 11: Primary fuel injector connection 
INJ 1 IN
FIC
TO +12V
SECONDARY 
FUEL INJECTOR 1
PRIMARY FUEL 
INJECTOR 1
TO +12V
INJ 1 OUT
FUEL INJ 1
ECU
Figure 12: Secondary fuel injector connection 










