DS 3: Back-up procedures / Central locking not functioning
DS 3 2016-2026 Owners Manual
Use these procedures in the following cases:
- Central locking malfunction.
- Battery disconnected or discharged.
In the event of a
malfunction of the
central locking system, the battery must
be disconnected to ensure that the vehicle is
locked fully.
Driver's door
- If the handle is retracted, press on it up to the
point of resistance to unfold it.
- Pull the handle to access the lock.
- Insert the key in the lock and turn it to lock
the door.
Passenger doors
Unlocking
Pull the interior door opening control.
Locking

Use this procedure in the following situations:
Remote control battery discharged.
Remote control malfunction.
Vehicle battery discharged.
Vehicle in an area subject to strong
electromagnetic interference...
A message is displayed on the instrument panel
when the battery needs changing.
Battery type: CR2032/3 volts.
Unclip the cover by inserting a small
screwdriver in the slot and lift the cover...
Other information:
Rear parking sensors
The system is switched on by engaging reverse
gear, which is confirmed by an audible signal.
The system is switched off when disengaging
reverse gear.
Audible assistance
The system signals the presence of obstacles
within the sensors’ detection zone...
The battery is located under the bonnet.
For access to the (+) terminal:
Release the bonnet by pulling the internal
release lever, then the external safety catch.
Raise the bonnet.
(+) Positive terminal.
This terminal has a quick-release clamp...