Dodge Nitro. Manual — part 668

Fig. 49: Fuel Filter/Water Separator Components
Courtesy of CHRYSLER LLC

17. FUEL TEMPERATURE SENSOR REPLACEMENT: The fuel temperature sensor (5) is located in

the fuel filter housing (8). To replace sensor, the entire housing assembly must be replaced.

18. Drain fuel filter. See previous steps.

19. Disconnect electrical connectors (2), (3) and (4).

2007 Dodge Nitro R/T

2007 ENGINE Fuel System - Nitro

Fig. 50: Disconnecting/Connecting Quick-Connect Fittings At Housing & Removing/Installing
Housing Assembly
Courtesy of CHRYSLER LLC

20. Disconnect quick-connect fittings (1), (2) and (4) at housing.

21. Remove housing mounting nuts (3).

22. Remove housing assembly.

23. DRAIN VALVE REPLACEMENT: The Drain Valve is located on the bottom of the fuel filter. This is

not a separately serviceable item. If replacement is necessary, replace the entire filter/filter canister
assembly.

INSTALLATION

FUEL FILTER/WATER SEPARATOR

Refer to maintenance schedules for recommended fuel filter replacement intervals.

2007 Dodge Nitro R/T

2007 ENGINE Fuel System - Nitro

Fig. 51: Fuel Filter/Water Separator Components
Courtesy of CHRYSLER LLC

1. FUEL FILTER:

2. Lubricate new fuel filter O-ring with clean engine oil.

3. Position new fuel filter/canister assembly (7) to housing.

4. Rotate fuel filter/canister assembly until it comes to a hard stop.

5. Tighten the filter element an additional half-inch of rotation.

6. Connect WIF sensor electrical connector (4).

7. Be sure drain valve (6) is tight.

8. FUEL HEATER ELEMENT OR FUEL TEMPERATURE SENSOR:

Both the fuel heater element and fuel temperature sensor are attached to the fuel filter housing. To replace
either of these components, the entire housing assembly must be replaced.

9. Position housing/canister assembly to body.

2007 Dodge Nitro R/T

2007 ENGINE Fuel System - Nitro

Fig. 52: Disconnecting/Connecting Quick-Connect Fittings At Housing & Removing/Installing
Housing Assembly
Courtesy of CHRYSLER LLC

10. Install housing mounting nuts (3).

11. Connect quick-connect fittings (1), (2) and (4) to housing fittings.

2007 Dodge Nitro R/T

2007 ENGINE Fuel System - Nitro