Measure Crankshaft Oil Clearance - Toyota 22R-E Service Manual

EG1–54
ENGINE – ENGINE MECHANICAL

22. MEASURE CRANKSHAFT OIL CLEARANCE

(a) Gradually loosen and remove the bearing cap bolts in
three passes and in numerical order shown.
(b) Using the removed bearing cap bolts, pry the bearing
cap fore and aft, and remove it with the lower bearing
and thrust washers (No.3 journal only).
HINT:
Keep the lower bearing inserted in the cap.
Arrange the caps and lower thrust washers in
correct order.
(c) Lift off the crankshaft.
HINT: Keep the upper bearings and upper thrust
washers (for the No.3 journal only) inserted in the
cylinder block.
(d) Clean the journals and bearings.
(e) Check the journals and bearings for pitting and scr–
atches.
If the journal or bearing is damaged, grind or replace
the crankshaft and replace the bearing.
(f) Install the upper main bearings on the cylinder block
and crankshaft.
(g) Lay a strip of Plastigage across the main journals.
(h) Install the main bearing caps with the front mark
facing forward. lnstall and torque the cap bolts.
Torque: 103 N–m (1,050 kgf–cm, 76 ft–lbf)
HINT:
Do not turn the crankshaft.
Apply a light coat of engine oil on the bolt threads
before installation.