These instructions apply to the Citroën Berlingo Mk3 (K9) 2018-Present. For other models, please choose your vehicle here.
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Disconnecting the 12 V battery on a Citroën Berlingo Mk3 (K9, 2018–present) is a simple engine-bay job. This guide covers safe disconnection and the few things the car needs re-taught afterwards.
Where the Battery Is
The 12 V battery sits in the engine bay, usually under a cover. The petrol (PureTech) and diesel (BlueHDi) Berlingos have no high-voltage system to worry about — only the all-electric ë-Berlingo does, and that’s a different job.
Disconnecting
- Switch the ignition off, remove the key/fob and wait a minute for the electronics to sleep.
- Disconnect the negative (−) terminal first and tuck the lead aside.
- If removing the battery, disconnect the positive (+) next, then the clamp.
Reconnecting & Re-teaching
- Reconnect positive (+) first, then negative (−) last.
- Reset the clock/date; the touchscreen reloads on its own.
- Re-initialise the one-touch windows — see our Berlingo window guide.
- Stop & Start may sit out for a drive or two while the battery monitor relearns — normal.
The Berlingo doesn’t need a like-for-like battery coded.
Frequently Asked Questions
Which terminal first on the Berlingo?
The negative (−) first, and reconnect it last.
Does the Citroën Berlingo battery need coding?
A matching replacement doesn’t; just re-teach the windows afterwards.
Will I lose my radio?
No code is normally needed — just reset the clock.
Why won’t my windows auto-close now?
The power cut cleared their learned position. Run the quick re-initialise.
For any warning light that stays on, look up the code on autodtcs.com. To clear the service reminder, see our Berlingo Mk3 service reset.
Disclaimer: The information on this page is provided for general guidance only. Always follow your official service manual and safety precautions when working on your vehicle. We are not responsible for errors, omissions, or any damage resulting from the use of this information.
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