Fuel Pump: Installation

Clean seal area on tank and assembly flange. Lightly coat NEW "O" ring with molybdenum grease. Install seal in groove. Carefully install assembly into fuel tank, ensuring filter is not damaged and seal remains in groove. Install and turn lock ring clockwise using Fuel Sender Wrench (310-069). See TORQUE SPECIFICATIONS . Install fuel tank.

CAUTION: Do not apply excessive side force when pushing fuel hose onto fuel pump fitting.

Install fuel pump into sending unit assembly. Pull fuel pump down so that it is flush against bracket on sending unit. To complete installation, reverse removal procedure.

Clean seal area on tank and assembly flange. Lightly coat NEW "O" ring with molybdenum grease. Install seal in groove. Carefully install assembly into fuel tank, ensuring filter is not damaged and seal remains in groove. Install and turn lock ring clockwise using Fuel Sender Wrench (49-U014-001). To complete installation, reverse removal procedure.

Using NEW seal and fuel filter retainer washer, install fuel pump in sending unit assembly. Install fuel pump and sending unit assembly into fuel tank using NEW gasket. See Fig 1. Tighten bolts to specification. See TORQUE SPECIFICATIONS . To complete installation, reverse removal procedure.

Fig 1: Identifying Fuel Tank Sender Assembly Components (MPV, Protege & Protege5)

Courtesy of MAZDA MOTORS CORP.

Install fuel pump into sending unit assembly using NEW seal and fuel filter retainer washer. Install fuel pump and sending unit assembly into fuel tank using new gasket. See Figure. Tighten bolts to specification. See TORQUE SPECIFICATIONS . To complete installation, reverse removal procedure.

NOTE: Fuel gauge unit may be replaced separately from fuel pump assembly.

Clean gasket surface on fuel tank. Use NEW gasket. Install fuel pump assembly into fuel tank. Tighten bolts to specification. See TORQUE SPECIFICATIONS . Ensure fittings are clean before connecting fuel lines to fuel pump fittings. To complete installation, reverse removal procedure.