Toyota 4Y 2006 Manual page 79

Front mark
(Depression)
Inspection:
Inspect for crankshaft wear.
1. Measure the outside diameters of all of the crankshaft journals
and pins.
Standard
Journal outside diameter: 57.985 to 58.000 mm
(2.2829 to 2.2835 in.)
Crank pin outside diameter: 47.985 to 48.000 mm
(1.8892 to 1.8898 in.)
2. Calculate the ellipticity and taper degree.
Limit Ellipticity: 0.02 mm (0.0008 in.)
Taper degree: 0.02 mm (0.0008 in.)
If it exceeds the limit, replace the crankshaft.
[Point 101
Reassembly:
Install the bearing cap.
1. Install with the oil groove of the thrust washer facing the
crankshaft.
2. Check the front mark, and install in the same place as before
it was disassembled.
Disassembly:
Evenly tighten the bearing cap bolts in several times, following
the order shown in the illustration.
[Point 111
Reassembly:
Reassemble the piston and connecting rod.
1. Align the front marks of the piston and the connecting rod.