Honda 2004 Odyssey Service Manual page 268

Special Tools Required
Oil seal driver 64 070AD-RCA0100
Removal
1. Drain the engine oil.
2. Turn the crankshaft so that the No. 1 piston is at top
dead center (see page 6-20).
3. Remove the timing belt (see page 6-20).
4. Remove the crankshaft position (CKP) sensor, then
remove the timing belt drive pulley (see step 4 on
page 7-12).
5. Attach the chain hoist to the engine hanger on the
power steering (P/S) pump bracket (see step 48 on
page 5-10).
6. Remove the jack from under the oil pan.
7. Remove the VTEC solenoid valve and oil filter
assembly (see page 6-10).
8. Remove the oil pan (see page 7-11).
9. Remove the oil screen (A).
10. Remove the mounting bolts and the oil pump
assembly (B).
Inspection
1. Remove the screws from the pump housing, then
separate the housing and cover.
2. Check the inner-to-outer rotor radial clearance
between the inner rotor (A) and outer rotor (B). If
the inner-to-outer rotor clearance exceeds the
service limit, replace the oil pump assembly.
Inner Rotor-to-Outer Rotor Radial Clearance
Standard (New): 0.04 0.16 mm
Service Limit:
3. Check the housing-to-rotor axial clearance between
B
the rotors (A) and pump housing (B). If the housing-
to-rotor axial clearance exceeds the service limit,
replace the oil pump assembly.
Housing-to-Rotor Axial Clearance
Standard (New): 0.02 0.07 mm
Service Limit:
A
(0.002 0.006 in.)
0.20 mm (0.008 in.)
B
A
(0.001 0.003 in.)
0.12 mm (0.005 in.)
B
A
(cont'd)
8-9