Section 10-01: Fuel Tank, Filter and Electric Fuel Pump
1994 Mustang Workshop Manual
SERVICE PROCEDURES

Fuel System Pressure Relief

 WARNING: FUEL SUPPLY TUBES WILL REMAIN PRESSURIZED FOR LONG PERIODS OF TIME AFTER ENGINE SHUTDOWN. THIS PRESSURE MUST BE RELIEVED BEFORE SERVICING OF THE FUEL SYSTEM IS BEGUN. A VALVE IS PROVIDED ON THE FUEL INJECTION SUPPLY MANIFOLD FOR THIS PURPOSE.



SPECIAL SERVICE TOOL(S) REQUIRED
Description Tool Number
EFI and CFI Fuel Pressure Gauge T80L-9974-B

  1. Remove air cleaner assembly. Refer to Section 03-12.
  1. Connect EFI and CFI Fuel Pressure Gauge T80L-9974-B to the fuel pressure relief valve cap (9H323) on the fuel injection supply manifold.
  1. Open the manual valve on EFI and CFI Fuel Pressure Gauge T80L-9974-B to relieve fuel system pressure.