Oil Pan: Service and Repair
OIL PAN AND OIL STRAINEREM-29 Component:
2WD: Removal and Installation
REMOVAL
CAUTION: To avoid the danger of being scalded, never drain engine oil when the engine is hot.
NOTE: When removing oil pan (lower) only, steps 2 to 6 are not necessary. Perform step 22 after completing step 7.
1. Remove front and rear engine undercover with power tool.
2. Remove front tire.
3. Remove hood assembly.
4. Remove engine room cover (RH and LH).
5. Remove engine cover with power tool.
6. Remove air duct (inlet).
7. Drain engine oil.
CAUTION:
^ Perform this step when the engine is cold.
^ Never spill engine oil on drive belts.
8. Drain engine coolant.
CAUTION:
^ Perform this step when the engine is cold.
^ Never spill engine coolant on drive belts.
9. Remove air duct from air cleaner case.
10. Remove stabilizer clamp, and then obtain the space under the oil pan (lower) by lowering the stabilizer.
NOTE: If the oil pan (upper) is removed, this procedure is not necessary.
11. Install engine slinger to sling engine assembly for positioning.
Slinger bolts: 28.0 Nm (2.9 kg-m, 21 ft-lb)
12. Remove front suspension member.
13. Remove drive belts.
14. Remove alternator stay.
15. Remove starter motor.
16. Remove idler pulley and bracket assembly.
17. Disconnect oil cooler water hoses, and remove oil cooler water pipe mounting bolt.
18. Disconnect A/T fluid cooler hoses, and remove A/T fluid cooler tube.
19. Remove crankshaft position sensor (POS).
CAUTION:
^ Handle carefully to avoid dropping and shocks.
^ Never disassemble.
^ Never allow metal powder to adhere to magnetic part at sensor tip.
^ Never place sensors in a location where they are exposed to magnetism.
20. Remove oil filter, as necessary.
21. Remove oil cooler, as necessary.
22. Remove oil pan (lower) as follows:
a. Loosen mounting bolts in reverse order as shown in the figure to remove.
b. Insert the seal cutter (SST) between oil pan (upper) and oil pan (lower).
CAUTION:
^ Be careful not to damage the mating surfaces.
^ Never insert a screwdriver, this will damage the mating surfaces.
c. Slide the seal cutter by tapping on the side of tool with a hammer. Remove oil pan (lower).
23. Remove baffle plate.
24. Remove oil strainer.
25. Remove transmission joint bolts which pierce oil pan (upper).
26. Remove rear cover plate.
27. Loosen mounting bolts in the reverse order as shown in the figure with power tool to remove.
^ Insert the seal cutter [SST: KV10111100 (J37228)] between oil pan (upper) and cylinder block. Slide seal cutter by tapping on the side of tool with a hammer. Remove oil pan (upper).
CAUTION:
^ Be careful not to damage the mating surfaces.
^ Never insert a screwdriver, this will damage the mating surfaces.
28. Remove O-rings from bottom of cylinder block and oil pump.
29. Remove oil pan gaskets.
INSPECTION AFTER REMOVAL
Clean oil strainer if any object attached.
INSTALLATION
1. Install oil pan (upper) as follows:
a. Use a scraper to remove old liquid gasket from mating surfaces.
CAUTION: Never scratch or damage the mating surfaces when cleaning off old liquid gasket.
^ Also remove old liquid gasket from mating surface of cylinder block.
^ Remove old liquid gasket from the bolt holes and threads.
b. Install new oil pan gaskets.
^ Apply liquid gasket to oil pan gaskets as shown in the figure. Use Genuine RTV Silicone Sealant or equivalent.
^ To install, align protrusion of oil pan gasket with notches of front timing chain case and rear oil seal retainer.
^ Install oil pan gasket with smaller arc to front timing chain case side.
c. Install new O-rings on the bottom of cylinder block and oil pump.
d. Apply a continuous bead of liquid gasket with the tube presser (commercial service tool) to the cylinder block mating surface of oil pan (upper) to a limited portion as shown in the figure.
Use Genuine RTV Silicone Sealant or equivalent.
CAUTION:
^ For bolt holes with [triangle] marks (5 locations), apply liquid gasket outside the holes.
^ Apply a bead of 4.5 to 5.5 mm (0.177 to 0.217 in) in diameter to area "A".
^ Attaching should be done within 5 minutes after coating.
e. Install oil pan (upper).
CAUTION: Install avoiding misalignment of both oil pan gaskets and O-rings.
^ Tighten mounting bolts in numerical order as shown in the figure.
^ There are two types of mounting bolts. Refer to the following for locating bolts.
M8 x 100 mm (3.94 in): 5, 7, 8, 11
M8 x 25 mm (0.98 in): Except the above
f. Tighten transmission joint bolts. Refer to AT-246.
2. Install oil strainer to oil pump.
3. Install baffle plate.
4. Install oil pan (lower) as follows:
a. Use scraper to remove old liquid gasket from mating surfaces.
^ Also remove old liquid gasket from mating surface of oil pan (upper).
^ Remove old liquid gasket from the bolt holes and thread.
CAUTION: Never scratch or damage the mating surfaces when cleaning off old liquid gasket.
b. Apply a continuous bead of liquid gasket with the tube presser (commercial service tool) to the oil pan (lower) as shown in the figure.
Use Genuine RTV Silicone Sealant or equivalent.
CAUTION: Attaching should be done within 5 minutes after coating.
c. Install oil pan (lower).
^ Tighten mounting bolts in numerical order as shown in the figure.
5. Install oil pan drain plug.
^ Refer to the figure of components of former page for installation direction of drain plug washer. Refer to "2WD: Component".
6. Install in the reverse order of removal after this step.
NOTE: At least 30 minutes after oil pan is installed, pour engine oil.
INSPECTION AFTER INSTALLATION
1. Check the engine oil level and adjust engine oil.
2. Start engine, and check there is no leak of engine oil.
3. Stop engine and wait for 10 minutes.
4. Check the engine oil level again.