V70 XC AWD L5-2.4L Turbo VIN 56 B5254T (1998)
pressure regulator for cars with fuel return system.
Handle injectors carefully to avoid damage to nozzles and needles.
Install nozzles and pressure regulator in the new fuel rail. Lubricate nozzle 0-rings with petroleum jelly.
Locate mounting rail. The injectors may need to be pulled away from the fuel rail a few millimeters to install the rail.
Install mounting rail to fuel rail. (Tightening torque 6 Nm (53 in. lbs)).
The nozzles have two channels at the top against the fuel rail. The mounting rail must sit in the uppermost channel.
Installing fuel rail
Install a new O-ring on the pressure pipe.
Lubricate nipple O-ring with petroleum jelly.
Carefully press in pipe and nipple into fuel rail.
Turn fuel rail 90° and ensure that the lock facing on the nipple is in the correct position in the fuel rail.
Take care not to bend lock facing.