Join Date: Aug 2006
Location: Stuck in Indianapolis until the end of time
From the 2001 FSM :
FUEL FILTER/FUEL PRESSURE REGULATOR DESCRIPTION
A combination fuel filter and fuel pressure regula-
tor is used on all gas powered engines. It is located
on the top of the fuel pump module.
It contains a diaphragm, calibrated springs and a
fuel return valve. The internal fuel filter (Fig. 4) is
also part of the assembly.
From the 2002-2004 FSM:
FUEL RAIL DESCRIPTION
The fuel rail supplies the necessary fuel to each
individual fuel injector and is mounted to the intake
The fuel pressure regulator is no longer mounted
to the fuel rail on any engine. It is now located on
the fuel tank mounted fuel pump module. Refer to
Fuel Filter/Fuel Pressure Regulator in the Fuel
Delivery System section of this group for information.
The fuel rail is not repairable