How to test for fuel leak in Jeep Liberty?
DIAGNOSIS AND TESTING – FUEL PRESSURE LEAK DOWN TEST Use this test in conjunction with the Fuel Pump Pressure Test and Fuel Pump Capacity Test.
How does the fuel filler work on a Jeep Liberty?
A fuel filler/vent tube assembly using a pressure/ vacuum, 1/4 turn fuel filler cap is used. The fuel filler tube contains a flap door located below the fuel fill cap. A one-way check valve is installed into the tanks fuel fill fitting.
Where is the fuel tank located on a Jeep Liberty?
OPERATION Fuel is picked up in the fuel tank by the fuel pump module. This module is located on the bottom of the fuel tank. A fuel return system is provided within the fuel pump module using check valves. A separate fuel return line from the engine to the tank is not used. The fuel pressure regulator and the main fuel filter are not combined.
Where is the fuel pump relay on a Jeep Liberty?
STANDARD PROCEDURE – FUEL SYSTEM PRESSURE RELEASE Use following procedure if the fuel injector rail is, or is not equipped with a fuel pressure test port. (1) Remove fuel fill cap. (2) Remove fuel pump relay from Power Distribu- tion Center (PDC). For location of relay, refer to label on underside of PDC cover.
How does the fuel system work on a Jeep Liberty?
(7) Attach one end of a jumper wire with alligator clips (18 gauge or smaller) to either injector terminal. (8) Connect other end of jumper wire to positive side of battery. (9) Connect one end of a second jumper wire to remaining injector terminal.
Is the 2002 Jeep Liberty still for sale?
None for sale nearby. Instead: Still have my 2002! I bought this jeep when the 2002 hit the showroom floor. I absolutely love it. Currently has around 175,000 miles on it. Over the 13 years I’ve had it the first 11were awesome. The only problem was that the a/c compressor had to be replaced at about year 6 (80,000 miles or so).
What is the check valve on a Jeep Liberty?
Check Valve Operation: The electric fuel pump outlet contains a one-way check valve to prevent fuel flow back into the tank and to maintain fuel supply line pressure (engine warm) when pump is not oper- ational. It is also used to keep the fuel supply line full of gasoline when pump is not operational.
Where is the fuel filler tube on a Jeep Liberty?
The fuel filler tube contains a flap door located below the fuel fill cap. A one-way check valve is installed into the tanks fuel fill fitting. Also to be considered part of the fuel system is the evaporation control system and ORVR system. This is designed to reduce the emission of fuel vapors into the atmosphere.