Check Leakage - Toyota 22R-E Service Manual

ENGINE – MFI SYSTEM
(c) Install SST (Union) to the removed pressure regulator.
SST 09268–41045 (09268–52010)
(d) Install SST (Union) to the injector and hold the injector
and union with SST (Clamp).
SST 09268–41045
(e) Put the injector into the graduated cylinder.
HINT: Install a suitable vinyl tube unto the injector to
prevent gasoline from splashing out.
(f) Connect the battery cable.
(g) Turn the ignition switch ON.
HINT: Do not start the engine.
(h) Using SST, connect terminals Fp and +B of the DLC1.
SST 09843–18020
HINT: Fuel pump will operate.
Connect SST (wire) to the injector and battery for 15
seconds and measure the injection volume with a
graduated cylinder. Test each injector two or three
times.
SST 09842 – 30070
3
Volume: 45–55 cm /15 sec. (2.7– 3.4 cu in.)
Difference between each injector:
3
6 cm (0.4 cu in.) or less
If not within specified volume, replace the injector.

2. CHECK LEAKAGE

(a) In the condition above, disconnect SST from the
battery and check for fuel leakage from the injector
nozzle.
SST 09842–30060
Fuel drop: One drop or less per minute
(b) Disconnect the battery cable.
(c) Remove SST.
EG1–189