Prelude L4-2157cc 2.2L DOHC (VTEC) MFI (2001)
2. Plug the relief hole with the special tool.
3. Remove the bolt and washer from the inspection hole. and connect the special tool.
4. Loosen the regulator valve on the valve inspection set, and apply the specified air pressure to the rocker arm pistons.
Specified Air Pressure:
250 kPa (2.5 kgf/cm2, 36 psi)