Auxiliary Cabin Heater Fuel Pump: Service and Repair

HEATER COOLANT HEATER FUEL PUMP REPLACEMENT

REMOVAL PROCEDURE
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
2. Disconnect the fuel lines to the fuel operated heater (FOH) fuel pump.
3. Disconnect the fuel pump electrical connector.




4. Remove the FOH fuel pump retaining bolt.
5. Remove the fuel pump from the vehicle.

INSTALLATION PROCEDURE




1. Install the fuel pump to the vehicle.
2. Install the fuel pump retaining bolt.

Tighten the bolts to 8 N.m (71 lb in).

NOTE: Refer to Fastener Notice.

3. Connect the fuel lines to the fuel pump.
4. Connect the fuel pump electrical connector.
5. Lower the vehicle.