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FUEL SYSTEM PRESSURE WARNING DESCRIPTION WARNING: HIGH–PRESSURE FUEL LINES DELIVER FUEL LEAKS. INSPECT FOR HIGH–PRESSURE FUEL LEAKS WITH A SHEET OF (Fig. 1). HIGH FUEL INJECTION PRESSURE CAN CAUSE PERSONAL INJURY IF FUEL TANK DESCRIPTION The fuel tank and tank mounting used with the diesel powered engine is the same as used with gas- The fuel tank contains the fuel tank module and one rollover valve. Two fuel lines are routed to the The fuel tank module contains the fuel gauge elec- trical sending unit. An electric fuel pump is not FUEL TANK MODULE DESCRIPTION An electric fuel pump is not attached to the fuel tank module for diesel powered engines. Fuel is The fuel tank module is installed in the top of the fuel tank. The fuel tank module contains the follow- • Fuel reservoir • Electric fuel gauge sending unit • Fuel supply line connection • Fuel return line connection • Wire harness • Fuel inlet filter (Strainer) FUEL GAUGE SENDING UNIT DESCRIPTION The fuel gauge sending unit is attached to the side of the fuel pump module. The sending unit consists of As the fuel level increases, the float and arm move up. This decreases the sending unit resistance, caus- FUEL FILTER/WATER SEPARATOR DESCRIPTION The fuel filter/water separator assembly is located in the engine compartment near the strut tower (Fig. The combination fuel filter/water separator pro- tects the fuel injection pump by helping to remove The fuel filter/water separator assembly contains the fuel filter, fuel heater element, and water drain For information on the fuel heater, refer to Fuel Heater in this group. Refer to the maintenance schedules in Group 0 in this manual for the recommended fuel filter replace- For periodic draining of water from the bowl, refer to Fuel Filter/Water Separator Removal/Installation Fig. 1 Typical Fuel Pressure Test at Injection Pump 1 – FITTING 14 - 2 FUEL SYSTEM—2.5L DIESEL ENGINE XJ DESCRIPTION AND OPERATION (Continued) 2000 JEEP CHEROKEE |