Dodge Nitro. Manual - part 667

Fig. 45: Fuel Filter/Water Separator Components 
Courtesy of CHRYSLER LLC 

10. WATER-IN-FUEL (WIF) SENSOR REPLACEMENT: The combination fuel drain valve/WIF sensor 

(6) is located on the bottom of the fuel filter housing. 

The WIF sensor is not a separately serviceable item. If diagnostics have led you to replace this sensor, 
then the whole fuel filter assembly needs to be changed.

 

2007 Dodge Nitro R/T 

2007 ENGINE Fuel System - Nitro

  

Fig. 46: Fuel Filter/Water Separator Components 
Courtesy of CHRYSLER LLC 

11. FUEL HEATER ELEMENT REPLACEMENT: The fuel heater element (1) is located in the fuel filter 

housing (8). To replace heater, the entire housing assembly must be replaced.  

12. Drain fuel filter. See previous steps. 

 

2007 Dodge Nitro R/T 

2007 ENGINE Fuel System - Nitro

  

Fig. 47: Fuel Filter/Water Separator Components 
Courtesy of CHRYSLER LLC 

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

 

2007 Dodge Nitro R/T 

2007 ENGINE Fuel System - Nitro

  

Fig. 48: Disconnecting/Connecting Quick-Connect Fittings At Housing & Removing/Installing 
Housing Assembly 
Courtesy of CHRYSLER LLC 

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

15. Remove housing mounting nuts (3).  

16. Remove housing assembly. 

 

2007 Dodge Nitro R/T 

2007 ENGINE Fuel System - Nitro