Categories
Cylinder Head & Valve Train

nsxd06022a.pdf

Rotate pulley and
Inspect belt.
for wear.
1 . Remove the ignition coil covers and harness clamps.
2. Disconnect the connectors, then remove the ignition
coils.
3. Remove the cylinder head covers.
4. Inspect the timing belt for cracks and coolant or oil
soaking.
NOTE:
TDC MARK
BLUE MARK
ADJUSTING BOLT
43N.m (4.3 kg-m.
31 Ib-ft)
Direction
of rotation
POINTER ON
LOWER COVER
Tension Adjustment
Always adjust timing belt tension with the engine cold.
Do not rotate the crankshaft when adjusting bolt is
loose (the timing belt will skid over the teeth of the
rear intake camshaft pulley).
Never adjust the belt tension on any other occasion
than when the belt is removed.
shaft pulley.
3. Loosen the timing belt adjusting bolt 180° (the slack
Then, tighten the timing belt adjusting bolt.
4. Verify the No. 1 piston at TDC (page 6-26).
5. Rotate the crankshaft clockwise 9-teeth on cam-
shaft pulley (The blue mark on crankshaft pulley
should line up with the pointer on lower cover).
6. Loosen the timing belt adjusting bolt.
7. Retighten the adjusting bolt, torque to 43 N.m (4.3
kg-m, 31 Ib-ft).
at should be eliminated).
quence of and by turning each cam-
Replace the belt if coolant or oil soaked.
Remove any oil or solvent that gets on the belt.
Inspect this area
Timing Belt
Inspection
CAUTION:
NOTE:
Tensioner is spring-loaded to apply proper tension to
the belt automatically after making the following ad-
justment.
Inspect the timing belt before adjusting the belt
tension.
Always rotate the crankshaft clockwise. Rotating it
counterclockwise may result in improper adjustment
of the belt tension or cause the belt to jump a tooth
on the camshaft pulleys.
1 . Install the timing belt with the No. 1 piston at TDC
(page 6-25, 26).
2. Fix the crankshaft, remove the slack in the se-

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