Fuel Tank Inspection - Mazda 6 2002 Workshop Manual

Breather Hose Installation Note
1. Fit the breather hose onto the respective fittings,
and install clamps as shown.
Joint Hose Installation Note
1. Fit the joint hose onto the respective fittings, and
install clamps as shown.
End Of Sie

FUEL TANK INSPECTION

Caution
• • • • Disconnecting/connecting the quick release connector without cleaning it may possibly cause
damage to the fuel pipe and quick release connector. Always clean the quick release connector
joint area before disconnecting/connecting using a cloth or soft brush, and make sure that it is
free of foreign material.
Note
• This inspection is for two rollover valves integrated in the fuel tank.
1. Disconnect the plastic fuel hose and the fuel pump unit connector. (See
INSTALLATION.)
2. Remove the fuel tank with the fuel pump unit. (See
3. Plug the fuel pipe of the fuel pump unit.
4. Connect the pump to port A.
5. Level the fuel tank.
6. Apply pressure of –2.0 kpa {–34 mmHg, –1.3
inHg} to port A.
(1) Plug port C and verify there is vacuum from
port B.
• If there is no vacuum, replace the fuel
tank.
7. Apply pressure of +5.9 kPa {+44 mmHg, +1.7
inHg} to port A.
• If there is no airflow, replace the fuel tank.
• If there is airflow, turn the fuel tank
upside-down and proceed to net step.
FUEL SYSTEM
F–18 FUEL TANK
F–22 FUEL PUMP UNIT REMOVAL/
REMOVAL/INSTALLATION.)
F
A6E3912W038
A6E3912W034
A6E391242110W02
A6E3912W047
F–19