
Before doing anything under the bonnet, deactivate the Stop & Start system to avoid any risk of injury resulting from automatic operation of START mode.
This system requires a battery with a special specification and technology (reference numbers available from a PEUGEOT dealer or a qualified workshop).
Fitting a battery not listed by PEUGEOT introduces the risk of malfunction of the system.

The Stop & Start system makes use of advanced technology. All work on this type of battery must be done by a PEUGEOT dealer or a qualified workshop.
Mazda 2. When Liftgate/Boot Lid Cannot be
Opened
If the vehicle battery is dead or there is a
malfunction in the electrical system and
the liftgate/boot lid can not be opened,
perform the following procedure as an
emergency measure to Open it:
...
Citroen C3. Checks
Protects the components of the engine
and provides access for checking levels.
Opening
Open the front left door.
Pull the interior control A , located at
the bottom of the door aperture.
...
Chevrolet Sonic. Rocking the Vehicle to Get it Out
Turn the steering wheel left and right to clear the area around the front wheels.
Turn off any traction system. Shift back and forth between R (Reverse) and a low
forward gear, spinning the wheels ...