Check Crankshaft Thrust Clearance; Remove Main Bearing Cap And Check Oil Clearance - Toyota 3VZ–FE Troubleshooting Manual

EG–104
ENGINE TROUBLESHOOTING
5.
6.
(a) Uniformly loosen and remove the main bearing cap bolts in
(b) Using a screwdriver, pry up the main bearing cap, and
(c) Lift out the crankshaft.
– ENGINE MECHANICAL
HINT:
Keep the bearings, connecting rod and cap together.
Arrange the piston and connecting rod assemblies in correct
order.

CHECK CRANKSHAFT THRUST CLEARANCE

Using a dial indicator, measure the thrust clearance while pry-
ing the crankshaft back and forth with a screwdriver.
Standard thrust clearance:
0.020–0.220 mm (0.0008–0.0087 in.)
Maximum thrust clearance:
0.30 mm (0.0118 in.)
If the thrust clearance is greater than maximum, replace the
thrust washers as a set.
Thrust washer thickness:
2.440–2.490 mm (0.0961–0.0980 in.)
REMOVE MAIN BEARING CAP AND CHECK OIL
CLEARANCE
several passes, in the sequence shown.
remove the main bearing cap, lower main bearings and lower
thrust washers (No.2 journal position of main bearing cap
only).
HINT: Keep the lower main bearings and lower thrust wash-
ers together with the main bearing cap.
HINT: Keep the upper main bearings and upper thrust wash-
ers together with the cylinder block.