Mazda 6 Service Manual: No.27 constant voltage

No.26 exhaust sulphur smell

No.28 spark plug condition

Other materials:

Mazda 6 Service Manual: Scheduled Maintenance (Mexico)
Follow Schedule 1 if the vehicle is operated mainly where none of the following conditions apply. Repeated short-distance driving Driving in dusty conditions Driving with extended use of brakes Driving in areas where salt or other corrosive materials are used Driving on rough or muddy ...

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 ...