Fuel Line/Quick-Connect Fittings Installation

1.Check the contact area (A) of the pipe (B) for dirt and damage, and clean if necessary.


2.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.


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


KG, KS, KE, KR models: 

Except KG, KS, KE, KR KZ models: 

KZ model: 

PH, FO, IN, MA models: 

KZ model: 

4.Align the quick-connect fittings with the pipe (A), and align the retainer (B) locking pawls with the connector (C) grooves. Then press the quick-connect fittings onto the pipe until both retainer pawls lock with a clicking sound.

NOTE: If it is hard to connect, put a small amount of new engine oil on the pipe end.

Connection with new retainer: 

Reconnection to existing retainer: 

5.Make sure the connection is secure and that the pawls are firmly locked into place; check visually and by pulling the connector.


6.Reconnect the negative cable to the battery, and turn the ignition switch ON (II). The fuel pump will run for about 2 seconds, and fuel pressure will rise. Repeat two or three times, and check that there is no leakage in the fuel supply system.