Oil Pan: Service and Repair
PAN-ENGINE OILREMOVAL
4X2
1. Disconnect the negative battery cable.
2. Loosen both left and right side engine mount through bolts. Do not remove bolts.
3. Install engine support fixture (1) special tool #8534. Do not raise engine at this time.
4. Remove the structural dust cover.
5. Remove fan and fan shroud.
6. Drain engine oil.
7. Remove the front crossmember.
8. Raise engine using special tool (1) #8534 to provide clearance to remove oil pan.
NOTE: Do not pry on oil pan or oil pan gasket. Gasket is integral to engine windage tray and does not come out with oil pan.
NOTE: If more clearance is needed to remove oil pan, the transmission mount can be removed, and the transmission raised to gain clearance.
NOTE: The double ended oil pan studs must be installed in the same location that they were removed from.
9. Remove the oil pan mounting bolts using the sequence provided.
10. Unbolt oil pump pickup tube and remove tube.
NOTE: When the oil pan is removed, a new integral windage tray and gasket assembly must be installed. The old gasket cannot be reused.
11. Discard the integral windage tray and gasket and replace.
4X4
1. Follow all steps for 4X2 removal.
2. Unbolt and lower the steering rack, without disconnecting the lines.
NOTE: The front axle must be lowered to remove the oil pan on 4X4 vehicles.
3. Remove the front driveshaft at the axle. Mark for reassembly.
4. Support the front axle.
5. Remove the right and left axle to mount, bolts.
6. Lower axle.
7. Remove the oil pan mounting bolts and oil pan.
8. Unbolt oil pump pickup tube and remove tube.
NOTE: When the oil pan is removed, a new integral windage tray and gasket assembly must be installed. The old gasket cannot be reused.
9. Discard the integral windage tray and gasket and replace.
INSTALLATION
1. Clean the oil pan gasket mating surface of the block and oil pan.
NOTE: Mopar Engine RTV must be applied to the 4 T-joints (1,2), (area where front cover, rear retainer, block, and oil pan gasket meet). The bead of RTV should cover the bottom of the gasket. This area is approximately 4.5 mm x 25 mm in each of the 4 T-joint locations.
2. Apply Mopar Engine RTV at the 4 T-joints.
NOTE: When the oil pan is removed, a new integral windage tray and gasket assembly must be installed. The old gasket cannot be reused.
3. Install a new integral windage tray and gasket.
4. Reinstall the oil pump pickup tube with new O-ring. Tighten tube to pump fasteners to 28 Nm (250 inch lbs.).
NOTE: The double ended oil pan studs must be installed in the same location that they were removed from.
5. Position the oil pan and install the mounting bolts and studs. Tighten the mounting bolts to 12 Nm (105 inch lbs.).
6. Install the structural cover.
7. Lower the engine into mounts using special tool #8534 (1).
8. Install both the left and right side engine mount through bolts. Tighten the nuts to 68 Nm (50 ft. lbs.).
9. Reinstall the front axle, if removed.
10. Install the steering rack, if removed.
11. Install the rear transmission mount, if removed.
12. Remove special tool #8534 (1).
13. Install the front crossmember.
14. Install the fan shroud and fan.
15. Fill engine oil.
16. Reconnect the negative battery cable.
17. Start engine and check for leaks.