Sentra XE L4-1597cc 1.6L DOHC MFI (GA16DE) (1997)
Valve Clearance: Adjustments
ADJUST valve clearance while engine is cold.
1. Turn crankshaft. Position cam lobe upward on camshaft for valve that must be adjusted.
2. Before placing camshaft pliers tool No. KV10115110, or equivalent, around camshaft as shown, rotate notch toward center of cylinder head. This
will simplify shim removal later.
NOTE: Be careful not to damage cam surface with camshaft plies.
3. Rotate camshaft plies so that valve lifter is pushed down.
4. Place lifter stopper tool No. KV10115120, or equivalent, between camshaft and valve lifter to retain valve lifter.
NOTE: Lifter stopper tool must be placed as close to camshaft bracket as possible. Be careful not to damage cam surface with lifter stopper.
5. Remove camshaft pliers.
6. Remove adjusting shim using a small screwdriver and a magnetic finger.