2GR-FE ENGINE MECHANICAL – ENGINE UNIT
EM–87
EM
(d) Using a groove cleaning tool or broken ring, clean
the piston ring grooves.
(e) Using solvent and a brush, thoroughly clean the
piston.
NOTICE:
Do not use a wire brush.
70. REMOVE NO. 1 OIL NOZZLE SUB-ASSEMBLY
(a) Using a 5 mm hexagon wrench, remove the bolts
and oil nozzles.
(b) Check the 3 oil nozzles for damage or clogging.
If necessary, replace the oil nozzle.
71. CLEAN CYLINDER BLOCK
INSPECTION
1. INSPECT NO. 1 VALVE ROCKER ARM SUB-
ASSEMBLY
(a) Turn the roller by hand to check that it turns
smoothly.
HINT:
If the roller does not turn smoothly, replace the valve
rocker arm sub-assembly.
2. INSPECT VALVE LASH ADJUSTER ASSEMBLY
NOTICE:
• Keep the lash adjuster free of dirt and foreign
objects.
• Only use clean engine oil.
(a) Place the lash adjuster into a container filled with
engine oil.
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