If the lead-acid battery is dead, the liftgate cannot be unlocked and opened. In this case, the liftgate can be unlocked by taking care of the dead lead-acid battery situation.
Refer to Taking Action with Depleted Lead-acid Battery (Search).
If the liftgate cannot be unlocked even after charging the dead lead-acid battery, you can open the liftgate as an emergency measure by following the procedure below.
Remove the cover.
Move the lever.
The liftgate is unlocked.
After performing this emergency measure, have the vehicle inspected by an Authorized Mazda Dealer.
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