FixVault
Home
›
Ford
›
1991
›
Explorer 2D Utility, RWD, Standard
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Controls - System/Component Tests
›
Fuel System
›
Notes
Fuel System: Notes
NOTE:
In testing procedures, references to KOEO refer to Key On Engine Off. References to KOER refer to Key On Engine Running.