Toyota Supra 1990 Manual page 255

EFI SYSTEM - Fuel System
FI-81
Sprin(l---
J>jjJ-----
Diaphragm
Valve--~
FROM DELIVERY
PIPE
TO RETURN
PIPE
FI1662
Fuel Pressure Regulator
Pressure Regulator
Vacuum Sensing Hose
De I ivery Pi pe
No.2 Fuel Pipe
FI1659 FI1660
ON-VEHICLE INSPECTION
CHECK FUEL PRESSURE (See page FI-71)
REMOVAL OF PRESSURE REGULATOR
1.
2.
3.
DISCONNECT NO.3 PCV HOSE
DISCONNECT VACUUM SENSING HOSE
DISCONNECT NO.2 FUEL PIPE
(a) Place a suitable container or shop towel under the
pressure regulator.
(b) Remove the union bolt and two gaskets.
(c) Remove the clamp bolt of the No.2 fuel pipe.
4. REMOVE PRESSURE REGULATOR
Loosen the lock nut, and remove the pressure regulator.