Toyota 1 MZ–FE Manual page 166

EG2–166
1MZ–FE ENGINE – ENGINE MECHANICAL
B. Install main bearing cap bolts
(for 12 Pointed Head Bolts)
HINT:
The main bearing cap bolts are tightened in 2
progressive steps (steps (b) and (d)).
If any of the main bearing cap bolts is broken or
deformed, replace it.
(a) Apply a light coat of engine oil on the threads and
under the main bearing cap bolts.
(b) Install and uniformly tighten the 16 main bearing cap
bolts, in several passes, in the sequence shown.
Torque: 22 N–m (225 kgf–cm, 16 ft–lbf)
If any of the main bearing cap bolts does not meet the
torque specification, replace the main bearing cap
bolt.
(c) Mark the front of the main bearing cap bolts with
paint.
(d) Retighten the main bearing cap bolts by 902 in the
numerical order shown.
(e) Check that the painted mark is now at a 902 angle to
the front.
C. Install main bearing cap bolts
(for Hexagon Head Bolts)
(a) Install a new seal washer to the main bearing cap bolt.
(b) Install and uniformly tighten the 8 main bearing cap
bolts, in several passes, in the sequence shown.
Torque: 27 N–m (275 kgf–cm, 20 ft–lbf)
(c) Check that the crankshaft turns smoothly.