Dtc b1342
Starting procedure for on-board diagnostic test modeMazda 6 Service Manual: Dashboard Illumination
(Without auto-light control)
When the position lights are turned on with the ignition switched ON, the brightness
of the dashboard illumination is dimmed.
(With auto-light control)
When the position lights are turned on with the ignition switched ON, the brightness
of the dashboard illuminati ...
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 nonretu ...