FixVault

Engine Compression

Check compression pressure with engine at normal operating temperature, spark plugs removed, throttle valve wide open, and engine at cranking speed. Compression pressure should be as specified with a maximum variation between cylinders of 14 psi (.98 kg/cm2 ).

ENGINE COMPRESSION SPECIFICATIONS

Application Standard psi (kg/cm2 ) Minimum psi (kg/cm2 )
Corolla (2T-C) 171 (12) 142(10)
All Others 156(11) 128(9)