Oil Filter: Service and Repair

REMOVAL
1. Raise and support vehicle.
2. Position a drain pan under oil bypass filter area.
3. Unscrew the oil bypass filter (6714) from oil filter adapter (6881) using an oil-filter wrench.
4. Clean the oil bypass filter sealing surface of oil filter adapter.
5. If removal of the oil filter adapter is required, proceed with the following:
a. On trailer-tow and police option equipped vehicles, disconnect the oil supply and return hoses from the oil cooler (6A642) at the oil filter adapter.
b. Disconnect the fuel charging wiring (9D930) from the oil pressure sensor (9278) and wiring bracket (14536).
c. Drain the cooling system.
d. Disconnect the lower radiator hose (8286) from the oil filter adapter. Refer to Cooling System.
e. Remove the oil filter adapter retaining bolts, oil filter adapter and oil filter adapter gasket (6840).
f. Clean and inspect the sealing surfaces of the oil filter adapter gasket and cylinder block (6010).

INSTALLATION
1. If only the oil bypass filter was removed, proceed to Step 3. If removal of the oil filter adapter was required, proceed with the following:
2. Install new oil filter adapter gasket, oil filter adapter and retaining bolts.
a. Tighten bolts to 20-30 Nm (15-22 ft. lbs.).
b. Install the lower radiator hose onto the oil filter adapter. Install the hose clamp securely. Refer to Cooling System.
c. Connect the fuel charging wiring to the oil pressure sensor and wiring bracket.
d. On trailer tow and police option equipped vehicles, connect the oil supply and return hoses from the oil cooler to the oil filter adapter.

NOTE: The oil bypass filter has a 22 mm metric thread and an anti-drain back valve. Make sure the replacement oil bypass filter is equipped with a 22 mm metric thread and the anti-drain back valve.

3. Coat rubber seal of oil bypass filter with clean engine oil meeting Ford specification WSS-M2C910-A1. Install oil bypass filter on oil filter adapter until rubber seal contacts sealing surface of oil filter adapter.
5. Tighten an additional three-quarter turn after seal contact.
6. Lower vehicle.
7. Check oil level and fill crankcase with clean engine oil meeting Ford specification WSS-M2C910-A1 to specified level.
8. If required, fill cooling system.
9. Start engine and check for leaks.