Aerio L4-2.3L (2006)
or cylinder head.
Cylinder head bore and adjuster outside diameter
Hydraulic valve lash adjuster
Standard .................................................................................................................................................. 30.959 - 30.975 mm (1.2189 - 1.2194 inch)
Cylinder head bore
Standard .................................................................................................................................................. 31.000 - 31.025 mm (1.2205 - 1.2214 inch)
Cylinder head to adjuster clearance
Standard ...................................................................................................................................................... 0.025 - 0.066 mm (0.0010 - 0.0025 inch)
Limit ........................................................................................................................................................................................ 0.15 mm (0.0059 inch)
Oil Relief Valve
Check oil relief valve for clogging and ball for being stuck.