Fuel Heater: Service and Repair

REMOVAL PROCEDURE




1. Remove the upper intake manifold cover.




2. Open the air bleed valve on top of the fuel manager/filter to release any pressure in the fuel supply system.




3. Remove the mounting bolts that connect the fuel manager/filter to the intake manifold.




4. Remove the wiring harnesses and fuel hoses.
5. Remove the fuel manager/filter by lifting straight up.




6. Remove the fuel heater threaded cap nut by using hand pressure or a strap wrench.
7. Remove the fuel heater from the filter housing.
8. Clean the fuel heater to housing sealing surfaces.

INSTALLATION PROCEDURE




1. Install the cap seal into filter housing.




2. Install the fuel heater.

NOTE: Refer to Fastener Notice in Service Precautions.

3. Install the threaded cap nut.

Tighten
Tighten the cap nut securely by hand.




4. Install the fuel manager/filter




5. Install the mounting bolts that connect the fuel manager/filter to the intake manifold.

Tighten
Tighten the mounting bolts to 25 N.m (18 lb ft).




6. Open the air bleed valve on top of the fuel manager/filter to bleed air from fuel supply system. Refer to Fuel Feed and Fuel Return Pipe Purge Procedure. Fuel Feed and Fuel Return Pipe Purge Procedure




7. Install the upper intake manifold cover.