67C3K11 4-4
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Checking the fuel pump
1. Connect the special service tool to the
fuel pump inlet.
2. Cover the fuel pump outlets with your fin-
gers, and then apply the specified posi-
tive pressure. Check that there is no air
leakage.
3. Apply the specified negative pressure
and check that there is no air leakage.
4. Connect the special service tool to 1 fuel
pump outlet and cover the other fuel
pump outlet with your finger.
5. Apply the specified positive pressure and
check that there is no air leakage.
Checking the fuel filter
NOTE:
To check the fuel filter, see “Checking the
fuel filter” (3-3).
1. Connect a meter to the fuel inlet.
2. Cover the fuel outlet with your finger, and
then apply the specified positive pres-
sure. Replace the fuel filter if the speci-
fied pressure cannot be maintained for at
least 10 seconds.
NOTE:
Use a commercially available compressor
and meter that can be pressurized up to
1,035 kPa (10.35 kgf/cm
2
, 150.1 psi).
Vacuum/pressure pump gauge set:
90890-06756
Specified positive pressure:
50 kPa (0.5 kgf/cm
2
, 7.3 psi)
Specified negative pressure:
30 kPa (0.3 kgf/cm
2
, 4.4 psi)
S67C4004
OUT
OUT
I N
S67C4005
OUT
OUT
I N
Specified positive pressure:
50 kPa (0.5 kgf/cm
2
, 7.3 psi)
Specified positive pressure:
1,035 kPa
(10.35 kgf/cm
2
, 150.1 psi)
S67C4006
OUT
OUT
I N
S67C4007
01000
Fuel pump, fuel filter, and fuel joint
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