If the vehicle battery is dead or there is a malfunction in the electrical system and the trunk lid cannot be opened, perform the following procedure as an emergency measure to open it:
1. Open the cover.
2. Move the lever to the left to fold the seatback.

3. Move the lever to the left to open the trunk lid.
(Type A)

(Type B)

After performing this emergency measure, have the vehicle inspected at an Authorized Mazda Dealer as soon as possible.
Lights-On Reminder
Active Driving Display Does Not OperateMazda 6 Owners Manual: Condenser removal/installation
1. Disconnect the negative battery cable.
2. Discharge the refrigerant from the system. (See RECOVERY.) (See CHARGING.)
3. Remove the shroud panel. (See SHROUD PANEL REMOVAL/INSTALLATION.)
Caution
If moisture or foreign material enters the refrigeration cycle,
cooling ability will be lower ...
Mazda 6 Owners Manual: Service cautions
HANDLING INSUFFICIENT REFRIGERANT LEVEL
If an insufficient refrigerant level is detected at troubleshooting,
do not charge (add) the refrigerant. Because an accurate amount of
refrigerant cannot be determined from the pressure indicated on the manifold
gauge, never charge the refrigeran ...