Attention! See the warnings at the beginning Depressurizing the supply system.
1. Relieve the pressure in the supply system (see Depressurizing the supply system).
2. Disconnect the negative cable from the battery.
Attention! If the stereo system installed in the car is equipped with a security code, before disconnecting the battery, make sure that you have the correct combination to put the equipment into operation!
3a. Disconnect the vacuum and fuel hoses from the pressure regulator, then unscrew the fixing bolts (Civic).
3b. Mounting bolts (Integra).
4. Remove the pressure regulator.
5. Installation is carried out in the reverse order. Do not forget to replace the sealing ring, which should be lightly lubricated with clean engine oil before installation.
6. Check the engine for signs of fuel leaks.