Fuel System; Union Bolt Type; Flare Nut Type - Toyota 22R-E Service Manual

EG1–108
ENGINE – MFI SYSTEM
(b) Insert tester probe into the connector from the wiring
side when checking the continuity, amperage or vol–
tage.
(c) Do not apply unnecessary force to the terminal.
(d) After the check, securely install the water–proofing
rubber on the connector.
10. Use SST for inspection or testing of the injector,
cold start injector or their wiring connectors.
SST 09842 – 30050 and 09842 – 30070

FUEL SYSTEM

1. When disconnecting the connection of the high fuel
pressure line, a large amount of gasoline may come
out so observe the following procedure:
(a) Put a container under the connection.
(b) Slowly loosen the connection.
(c) Disconnect the connection.
(d) Plug the connection with a rubber plug.
2. When connecting the flare nut or union bolt on the
high pressure pipe union, observe the following
procedure:

(Union bolt type)

(a) always use a new gasket.
(b) Tighten the union bolt by hand.
(c) Torque the bolt to the specified torque.
Torque: 30 N–m (310 kgf–cm, 22 ft–Ibf)

(Flare nut type)

(a) Apply a light coat of engine oil to the flare and tighten
the flare nut by hand.
(b) Then using SST, tighten the nut to the specified
torque.
SST 09631–22020
Torque: 27 N–m (280 kgf–cm, 20 ft–lbf)
HINT: use a torque with a fulcrum length of 30 cm
(11.81 in.).