Oil Pan And Oil Pump

Order

Job/Part

Q'ty

Remarks

Removing the oil pan and oil pump

Remove the parts in the order listed.

Engine oil

Refer to "CHANGING THE ENGINE OIL" in chapter 3.

Coolant

Refer to "CHANGING THE COOLANT" in chapter 3.

Exhaust pipe assembly

Refer to "ENGINE".

Water pump

Refer to "WATER PUMP" in chapter 6.

1

Oil level switch coupler

1

Disconnect.

2

Oil level switch

1

3

Oil level switch lead holder

1

4

Oil pan

1

5

Oil pan gasket

1

6

Dowel pin

2

7

Oil strainer

1

8

Oil strainer gasket

1

Order

Job/Part

Q'ty

Remarks

9

Oil pipe

1

10

Oil delivery pipe

1

11

Oil pump assembly

1

12

Dowel pin

2

13

Relief valve assembly

1

For installation, reverse the removal

procedure.

Order

Job/Part

Q'ty

Remarks

Disassembling the oil pump

Disassemble the parts in the order listed.

assembly

©

Oil pump cover

1

®

Pin

2

®

Oil pump inner rotor

1

®

Oil pump outer rotor

1

®

Pin

1

®

Washer

1

7

Oil pump rotor housing

1

®

Oil pump driver sprocket

1

For assembly, reverse the disassembly

procedure.

REMOVING THE OIL PAN

1. Remove:

NOTE:

Loosen each bolt 1/4 of a turn at a time, in stages and in a crisscross pattern. After all of the bolts are fully loosened, remove them.

CHECKING THE OIL PUMP

• oil pump cover Cracks/damage/wear fective part(s).

Replace the de-

2. Measure:

• inner-rotor-to-outer-rotor-tip clearance @

• outer-rotor-to-oil-pump-housing clearance

® Inner rotor (2 Outer rotor (3 Oil pump housing

Inner-rotor-to-outer-rotor-tip clearance

0.03 - 0.09 mm (0.0012 - 0.0035 in) <Limit>: 0.15 mm (0.0059 in) Outer-rotor-to-oil-pump-housing clearance

0.03 - 0.08 mm (0.0012 - 0.0031 in) <Limit>: 0.15 mm (0.0059 in)

EAS00362

EAS00364

3. Check: • oil pump operation Rough movement ^ Repeat steps (1) and (2) or replace the defective part(s).

EAS00365

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