Sunday, May 11, 2014
How to Install a Jeep Power Tech 2 4L Oil Pump
Chrysler has used the PowerTech brand for a variety of unrelated engines. One type of PowerTech engine is a four-cylinder 2.4-liter engine that appeared in the Jeep Liberty from 2002 to 2005. The oil pump on this vehicle circulates oil throughout the engine to provide lubrication for its moving parts. The Jeep PowerTech 2.4-liter engine has its oil pump on the crankshaft sprocket in front of the engine.
Instructions
- 1
Remove the cable from the negative terminal of the battery with a socket wrench. Disconnect the rear cover of the timing belt and loosen the timing belt tensioner. Detach the timing belt.
2Disconnect the mounting bolts for the oil pan with a socket wrench. Remove the oil pan from the engine.
3Remove the crankshaft sprocket with Special Tool 6793 and Special Tool C-4685-C2. Disconnect the crankshaft key with a socket wrench and detach the oil pick-up tube from the oil pump. Remove the oil pump and the crankshaft seal from the crankshaft sprocket. Discard the crankshaft seal.
4Clean the mounting surfaces for the new oil pump with a shop rag and apply gasket sealer to the mounting surfaces. Install the O-ring into the discharge passage of the oil pump. Fill the oil pump with engine oil to prime it.
5Align the rotor flats of the oil pump with the crankshaft flats. Install the oil pump to the block with a new crankshaft seal. Connect the crankshaft key with a socket wrench. Install the crankshaft sprocket with Special Tool 6792 to set the sprocket to the original depth.
6Connect the oil pump pick-up tube to the oil pump. Mount the oil pan and fasten the mounting bolts with a socket wrench. Install the timing belt and connect the rear cover for the timing belt with a socket wrench.
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