Valve Clearance Adjustment - Honda 2004 Odyssey Service Manual

Valve Clearance Adjustment

1. Remove the cylinder head covers (see page 6-34).
2. Set the No. 1 piston at top dead center (TDC). Align
the pointer (A) on the front upper cover with the
No. 1 piston TDC mark (B) on the front camshaft
pulley.
3. Select the correct thickness feeler gauge for the
valves you're going to check.
Intake: 0.20 0.24 mm (0.008 0.009 in.)
Exhaust: 0.28 0.32 mm (0.011 0.013 in.)
Adjusting screw locations:
No. 1
REAR:
No. 1
No. 4
FRONT:
No. 4
B
A
EXHAUST
No. 2 No. 3
No. 2 No. 3
INTAKE
No. 5 No. 6
No. 5 No. 6
EXHAUST
4. Insert the feeler gauge (A) between the adjusting
screw (B) and the end of the valve stem and slide it
back and forth; you should feel a slight amount of
drag.
B
5. If you feel too much or too little drag, loosen the
locknut (A), and turn the adjusting screw (B) until
the drag on the feeler gauge is correct.
A
7 x 0.75 mm
20 N·m (2.0 kgf·m, 14 lbf·ft)
B
6. Tighten the locknut and recheck the clearance.
Repeat the adjustment, if necessary.
A
(cont'd)
6-15