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 ...
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Mazda 6 Service Manual: Steering wheel and column inspection
Steering Wheel Play Inspection
With the wheels in the straight-ahead position, gently turn the steering
wheel to the left and right and verify that the play is within the
specification.
If the play exceeds the specification, either the steering joints are
worn or the backlash of the stee ...
Mazda 6 Service Manual: Battery
WARNING
Wash hands after handling the battery and related accessories: Battery
posts, terminals and related accessories contain lead and lead compounds, chemicals
known to the State of California to cause cancer and reproductive harm.
Read the following precautions
carefully before using th ...