Oil Pan: Service and Repair
OIL PAN AND OIL STRAINER
Removal and Installation
REMOVAL
WARNING: To avoid the danger of being scalded, do not drain engine oil when engine is hot.
NOTE: To remove oil pan (lower) only, take step 5 and step 6, then step 19. Step 1 to 4 and 7 to 18 are unnecessary.
1. Remove hood assembly.
2. Remove tower bar.
3. Remove engine cover with power tool. Refer to "INTAKE MANIFOLD COLLECTOR".
4. Remove air duct. Refer to "AIR CLEANER AND AIR DUCT".
5. Drain engine oil. Refer to "Changing Engine Oil".
CAUTION:
^ Perform this step when engine is cold.
^ Do not spill engine oil on drive belts.
6. Drain engine coolant. Refer to "Changing Engine Coolant".
CAUTION:
^ Perform this step when engine is cold.
^ Do not spill engine coolant on drive belts.
7. Remove undercover with power tool.
8. Install engine slinger to sling engine assembly for positioning. Refer to "ENGINE ASSEMBLY".
9. Remove front suspension member.
10. Remove drive belts.
11. Remove alternator. Refer to "CHARGING SYSTEM".
12. Remove starter motor. Refer to "STARTING SYSTEM".
13. Remove idler pulley and bracket assembly. Refer to "TIMING CHAIN".
14. Disconnect oil cooler water hoses, and remove oil cooler water pipe mounting bolt. Refer to "OIL COOLER".
15. Disconnect A/T fluid cooler hoses, and remove A/T fluid cooler tube (A/T models). Refer to "TRANSMISSION ASSEMBLY".
16. Remove crankshaft position sensor (POS).
CAUTION:
^ Handle carefully to avoid dropping and shocks.
^ Do not disassemble.
^ Do not allow metal powder to adhere to magnetic part at sensor tip.
^ Do not place sensors in a location where they are exposed to magnetism.
17. Remove oil filter, as necessary.
18. Remove oil cooler, as necessary.
19. Remove oil pan (lower) as follows:
a. Loosen mounting bolts with power tool in reverse order as shown in the figure to remove.
b. Insert seal cutter [SST] between oil pan (upper) and oil pan (lower).
CAUTION:
^ Be careful not to damage the mating surfaces.
^ Do not insert flat-blade screwdriver, this will damage the mating surface.
c. Slide seal cutter by tapping on the side of the tool with hammer. Remove oil pan (lower).
20. Remove oil strainer.
21. Remove transmission joint bolts which pierce oil pan (upper). Refer to "TRANSMISSION ASSEMBLY" (M/T models) or "TRANSMISSION ASSEMBLY" (A/T models).
22. Remove rear cover plate.
23. Loosen mounting bolts with power tool in reverse order as shown in the figure to remove oil pan (upper).
^ Insert seal cutter [SST: KV10111100 (J-37228)] between oil pan (upper) and cylinder block. Slide seal cutter by tapping on the side of tool with hammer. Remove oil pan (upper).
CAUTION: Be careful not to damage mating surface.
24. Remove O-rings from bottom of cylinder block and oil pump.
25. Remove oil pan gaskets.
INSPECTION AFTER REMOVAL
Clean oil strainer if any object attached.
INSTALLATION
1. Install oil pan (upper) as follows:
a. Use scraper to remove old liquid gasket from mating surfaces.
^ Also remove the old liquid gasket from mating surface of cylinder block.
^ Remove old liquid gasket from the bolt holes and threads.
CAUTION: Do not scratch or damage the mating surfaces when cleaning off old liquid gasket.
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. Refer to "RECOMMENDED CHEMICAL PRODUCTS AND SEALANTS".
^ 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 tube presser [SST: WS39930000 ( - )] 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. Refer to "RECOMMENDED CHEMICAL PRODUCTS AND SEALANTS".
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 inch) in diameter to area "A".
^ Attaching should be done within 5 minutes after coating.
e. Install oil pan (upper).
^ 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 (3.97 inch): 5, 7, 8, 11
M8 x 25 mm (0.98 inch): Except the above
f. Tighten transmission joint bolts. Refer to "TRANSMISSION ASSEMBLY" (M/T models) or "TRANSMISSION ASSEMBLY" (A/T models).
2. Install oil strainer to oil pump.
3. 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: Do not scratch or damage the mating surfaces when cleaning off old liquid gasket.
b. Apply a continuous bead of liquid gasket with tube presser [SST: WS39930000 ( - )] to the oil pan (lower) as shown in the figure.
Use Genuine RTV Silicone Sealant or equivalent. Refer to "RECOMMENDED CHEMICAL PRODUCTS AND SEALANTS".
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.
4. Install oil pan drain plug.
^ Refer to the figure of components of former page for installation direction of drain plug washer. Refer to "Removal and Installation".
5. 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 engine oil level and add engine oil. Refer to "ENGINE OIL".
2. Start engine, and check there is no leak of engine oil.
3. Stop engine and wait for 10 minutes.
4. Check engine oil level again. Refer to "ENGINE OIL".