Disassembly and Reassembly

Oil Pump Disassembly and Reassembly

Automatic Transmission Unit Disassembly

Oil Pump Components

Disassembly

1) Remove 6 bolts, oil pump cover (1), drive gear and driven gear in that order.





2) Remove oil pump cover O-ring.
3) Remove oil pump body oil seal (1) using special tool.
Special Tool

(A): 09913-50121





Reassembly

Oil Pump Inspection

Reassemble each component by reversing disassembly procedure and noting the following points.

- Before installing inner gear and outer gear to pump body, apply A/T fluid to them.
- Install new oil pump seal using special tool.
Special Tool

(A): 09913-85210





- When installing pump cover, use care so that its splined part will not cause damage to oil seal and use specified torque to tighten it to pump body.

Tightening torque
Oil pump bolt (a): 7.5 Nm (0.75 kgf-m, 5.5 lbf-ft)





- When installing new O-ring and new oil seal, apply enough A/T fluid to them and fit them securely in groove.
- After installation, check that inner gear turns smoothly by making use of torque converter.
- When installing new seal ring, it should not be opened more than necessary.
- Fit claws of seal ring securely.