nsxd06052a.pdf

Rocker Arms
Manual Inspection
1. Remove the ignition coil covers (page 6-23).
2. Remove the ignition coils (page 6-23).
3. Remove the cylinder head covers (page 6-3).
4. Set the No. 1 piston at top dead center (TDC) (page
6-26).
5. Push the mid rocker arm on the No.1 cylinder
manually.
6. Check that the mid rocker arm moves independent-
ly of the primary and secondary rocker arms.
MID ROCKER
ARM
SECONDARY
ROCKER ARM
PRIMARY
ROCKER ARM
If the mid rocker arm does not move, remove the mid,
primary and secondary rocker arms as an assembly
and check that the pistons in the mid and primary rock-
er arms move smoothly.
Replace the rocker arms as an assembly if there is any
abnormality.
VTEC INSPECTION HOLE
SEALING BOLT
RELIEF HOLE
VTEC PLUG
07MAJ–PR7020A
Rear cylinder head:
VTEC INSPECTION HOLE
SEALING BOLT
VTEC PLUG
07MAJ-PR7020A
Front cylinder head:
RELIEF HOLE
Before using the special tool, make sure that the air
pressure gauge on the air compressor indicates over
250 kPa (2.5 kg/cm2, 36 psi).
Inspect the valve clearance before rocker arm
inspection.
Cover the timing belt with a shop towel to protect
the belt from oil.
Check the mid rocker arm of each cylinder at TDC.
Inspection Using Special Tools
NOTE:
Check the mid rocker arm of each cylinder at TDC.
1. Plug the relief hole with the special tool as shown.
CAUTION: