Mazda 6 Service Manual: Nonreturn valve inspection
1. Remove the fuel pump unit. (See FUEL PUMP UNIT REMOVAL/INSTALLATION.)
2. Siphon the fuel from the fuel tank.
Note
- Nonreturn valve is integrated in the fuel tank.
- The nonreturn valve is normally closed by the spring force.
3. Verify that the nonreturn valve is closed.
- If the nonreturn valve is stuck open and dose not open even when pulled up by a finger, replace the fuel tank.
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 connec ...
Fuel line pressure inspection
Warning
Fuel line spills and leakage are dangerous. Fuel can ignite and
cause serious injuries or death. Fuel can also irritate skin and eyes. To
prevent this, always complete the BEFORE REP ...
Other materials:
Mazda 6 Service Manual: Supplemental Restraint System Components
(With Front Passenger Occupant Classification System)
(Without Front Passenger Occupant Classification System)
Driver/Front passenger inflators and air bags
Roll-over sensor (some models), crash sensors, and diagnostic module (SAS
unit).
Seat belt pretensioners
Front air bag sensor ...
Mazda 6 Service Manual: Changing a Flat Tire
NOTE
If the following occurs while driving, it could indicate a flat tire.
Steering becomes difficult.
The vehicle begins to vibrate excessively.
The vehicle pulls in one direction.
If you have a flat tire, drive slowly to a level spot that is well off the road
and out of the way of tr ...