Inspect Piston Pin Fit; Inspect Connecting Rod - Toyota 1PZ Repair Manual

ENGINE MECHANICAL - Cylinder Block
(c) Using a thickness gauge, measure the end gap.
Standard end gap:
No.1
No.2 0.40-0.62 mm
Oil
Maximum end gap:
No.1 1.34 mm (0.0591 in.)
No.2 1.42 mm (0.0551 in.)
Oil
If the end gap is greater than maximum, replace the piston
ring. If the end gap is greater than maximum, even with a
new piston ring, rebore all five (1 PZ) or six (1 HZ and
1 HD-T) cylinders or replace the cylinder block.
5.

INSPECT PISTON PIN FIT

At 80°C (176°F), you should be able to push the piston pin
into the piston pin hole with your thumb.
6.

INSPECT CONNECTING ROD

A. Inspect connecting rod alignment
Using a rod aligner, check the connecting rod alignment.
• Check for bending.
Maximum bending:
0.03 mm (0.0012 in.) per 100 mm (3.94 in.)
If bent is greater than maximum, replace the connecting rod
assembly.
• Check for twist.
Maximum twist:
0.15 mm (0.0059 in.) per 100 mm (3.94 in.)
If twist is greater than maximum, replace the connecting
rod assembly.
0.27-0.54 mm
(0.0106-0.0213 in.)
(0.0157-0.0244 in.)
0.20-0.52 mm
(0.0079-0.0205 in.)
1.32 mm (0.0520 in.)
EM-99