Operation CHARM: Car repair manuals for everyone.

Tightening Torques and Sequences

Cylinder Head

Tighten the cylinder head bolts in sequence to 39 N-m (4.0 kgf-m, 29 lbf-ft).





After torquing, tighten all cylinder head bolts in two steps 90 ° per step
If you are using a new cylinder head bolt, tighten the bolt an extra 90 °.






Head Bolt Reuse/Replace

If either diameter is less than 10.6 mm (0.42 in.), replace the cylinder head bolt.






Intake Manifold

Torque the bolts/nuts in a crisscross pattern in three steps, beginning with the inner bolt.






Camshaft Bearing Cap

Tighten the bolts in the specified sequence.

NOTE: If the engine does not have bolt 21, skip it and continue the tighten sequence.






Camshaft Pulley/Gear

VTC Actuator Mounting Bolt: 113 N-m (11.5 kgf-m, 85 lbf-ft)

Exhaust Camshaft Sprocket Mounting Bolt: 72 N-m (7.3 kgf-m, 53 lbf-ft)






Exhaust Manifold

Torque the bolts/nuts in a crisscross pattern in two or three steps, beginning with the inner bolt.