2005 Jeep Liberty Owner's Manual - Page 226

226 STARTING AND OPERATING 3. Depress the fuel-water separator knob 20 consecutive times. NOTE: The engine will typically start within 10 seconds; the engine will idle then stall, purging air from the fuel lines and filter. 5. Depress the fuel-water separator knob 20 consecutive times. 6. Turn the ignition to START and crank the engine a maximum of 10 seconds. The engine should start and remain running. NOTE: If the engine does not start, repeat the cycle as many times as necessary. ENGINE BLOCK HEATER - IF EQUIPPED The engine block heater warms engine coolant and permits quicker starts in cold weather. Connect the cord to a standard 110-115 volt AC electrical outlet with a grounded, three wire extension cord. The engine block heater cord is found under the hood clipped to the heater line on the left side of the engine (3.7L only). Hand Prime Pump 4. Turn the ignition to START and crank the engine a maximum of 10 seconds. If the engine does not start, repeat Step 3.