Fuel Systems: Notes
WARNING:
ALWAYS release fuel pressure before disconnecting any fuel injection-related component. See FUEL SYSTEM PRESSURE RELEASE
. DO NOT allow fuel to contact engine or electrical components.
CAUTION:
Begin fuel system trouble shooting and diagnosis by checking fuel injection system pressure. High fuel pressure may be present in fuel lines and component parts. Relieve fuel pressure before disconnecting any fuel system components.
NOTE:
For fuel pump circuit testing, see FUEL PUMP ELECTRICAL CIRCUIT DIAGNOSIS
.