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Home >> Lincoln >> 2003 >> Navigator RWD >> Repair and Diagnosis >> Engine Mechanical >> Fuel System >> Fuel System-General Information >> Specifications >> General Specifications

General Specifications

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FUEL SYSTEM GENERAL SPECIFICATIONS

Item Specification
Fuel Tank Capacity 106 L (28.0 Gal.)
Fuel Pressure 
5.4L 4V key on, engine off kPa (psi) 242-310 (35-45)
5.4L 4V engine running kPa (psi) 193-310 (28-45)
5.4L 2V key on, engine off kPa (psi) 379 (55)
5.4L 2V engine running kPa (psi) 379 (55)
4.6L 2V key on, engine off kPa (psi) 345 (50)
4.6L 2V engine running kPa (psi) 345 (50)
Lubricants 
SAE 5W-20 Premium Synthetic Blend Motor Oil XO-5W20-QSP or equivalent WSS-M2C153-H