
Diagnostic procedure

Dtc b2777, b2778, b2779, b2780
TroubleshootingMazda 6 Service Manual: Maintenance Monitor
1. Select the icon on the home
screen to display the “Applications” screen.
2. Select “Vehicle Status Monitor” to display the current warnings.
3. Select “Maintenance” to display the maintenance list screen.
4. Switch the tab and select the setting item you want to change.
You can ...
Mazda 6 Service Manual: A/c unit removal/installation
1. Disconnect the negative battery cable.
2. Discharge the refrigerant from the system. (See RECOVERY.) (See CHARGING.)
3. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT.)
4. Remove the dashboard. (See DASHBOARD REMOVAL/INSTALLATION.)
5. Remove the theft-deterrent control module. (See ...