Fuel Injector 3 or 4

Fuel Injectors #3 & #4 Schematic:

Faulty injectors #3 and #4 will set code 15. Refer to the schematic diagrams and test the injectors with the diagnostic charts.

Wire color code identification:

L: Blue
B: Black
Y: Yellow
G: Green
R: Red
W: White
Br: Brown
Lg: Light green
Gr: Gray

Fuel Injectors #3 & #4 Diagnostic Chart:

FUEL INJECTOR DIAGNOSTIC CHART