2004 FORD E SERIES service interval

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Page 4 of 56

FORD E SERIES 2004 4.G 7.3L Diesel Supplement Manual DIESEL ENGINE INFORMATION
The Diesel engine fuel system consists of:
•a frame-mounted electric fuel supply pump
•an engine mounted fuel filter/water separator
•a fuel restriction sensor
•a uni

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FORD E SERIES 2004 4.G 7.3L Diesel Supplement Manual 7. Remove the fuel filter cap by
turning counterclockwise.
8. Remove and discard old fuel filter
element and fuel filter o-ring.
9. Carefully clean the mating
surfaces.
Installation—F-250/350/450/55

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FORD E SERIES 2004 4.G 7.3L Diesel Supplement Manual 1. Apply a coating of clean Diesel fuel to the new fuel filter o-ring.
2. Install new fuel filter o-ring onto fuel filter element.
3. Install new fuel filter and o-ring into the fuel filter housing.
4

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FORD E SERIES 2004 4.G 7.3L Diesel Supplement Manual 4. Protecting yourself from engine
heat, pull out the dipstick, wipe it
clean and reinsert fully.
5. Read oil level on both sides of dipstick and use highest level (reading)
for the actual engine oil

Page 32 of 56

FORD E SERIES 2004 4.G 7.3L Diesel Supplement Manual * Heavy duty trailer towing with ambient temperatures above 10°C
(50°F) requires 15W-40 engine oil.
The use of correct oil viscosities for Diesel engines is important for
satisfactory operation. Det

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FORD E SERIES 2004 4.G 7.3L Diesel Supplement Manual Rotunda Battery and Antifreeze Tester, 014–R1060). The level of coolant
should be maintained at the“cold full”of“cold fill range”level in the
coolant reservoir. If the level falls below, add

Page 40 of 56

FORD E SERIES 2004 4.G 7.3L Diesel Supplement Manual Whenever coolant has been added, the coolant level in the coolant
reservoir should be checked the next few times you drive the vehicle. If
necessary, add enough 50/50 concentration of engine coolant a