Check the contact area (A) of the pipe (B) for dirt and damage, and clean if necessary. Insert a new retainer (A) into the connector (B) if the retainer is damaged, or after replacing the fuel rail. replacing the fuel feed pipe. replacing the fuel pump. replacing the fuel filter. replacing the fuel gauge sending unit removing the retainer from the pipe.

Before connecting a new fuel tube/quick-connect fitting assembly (A), remove the old retainer from the mating pipe.