Section 10-01: Fuel Tank, Filter and Electric Fuel Pump
1993 Mustang Workshop Manual
REMOVAL AND INSTALLATION

Pressure Relief Valve

 

Removal

NOTE: The cap on the relief valve must be removed.

  1. If the fuel charging assembly is mounted to the engine, remove fuel tank cap then release pressure from the system at the pressure relief valve on the fuel line. Use EFI and CFI Fuel Pressure Gauge T80L-9974-B or equivalent.
  1. Using an open-end wrench, remove pressure relief valve from fuel line.
 

Installation

Install pressure relief valve and cap. Tighten valve to 6-10 Nm (48-84 lb-in) and the cap to 0.5-0.7 Nm (4-6 lb-in).