Toyota 1 MZ–FE Manual page 489

Check fuel pressure.
Check injector injection.
1MZ–FE ENGINE – CIRCUIT INSPECTION
(1) Install the SST (pressure gauge) to the fuel
filter output (See page EG2–231).
SST 09268–45012
(2) Turn ignition switch ON.
(3) Connect the TOYOTA hand–held tester to
data link connector 3 on the vehicle.
(4) Use ACTIVE TEST mode to operate the fuel
pump.
Connecting terminals B and FP of data link con–
nector 1 allows the fuel pump to be operated.
Measure the fuel pressure
Fuel pressure: 265 – 304 kPa
(2.7 – 3.1 kg f/cm
Check and repair fuel pump, pressure
regulator, fuel pipe line and filter.
(See page EG2–230).
Remove the delivery pipe and injectors from the
bank that has the malfunction (See page EG2–246).
Check injection volume of injector
(See page EG2–250) .
Injection volume:
56 – 69 cm
Difference between each injector:
Less than 6 cm
Fuel drop (leakage):
One drop or less per minute.
Replace injector.
2
, 38 – 44 psi)
3
/15 sec. (3.4 – 4.2 cu in.)
3
(0.4 cu in.)
EG2–489