Disconnect and Reconnect the Battery

Reviewed by the Service Reset editor · Updated August 22, 2026 · How we verify
Quick referenceTools10 mm spannerTime~15 minMethodDisconnect negative terminal first

These instructions apply to the Skoda Superb Mk3 (3V) 2015-Present.
For other models, please choose your vehicle here.

Disconnecting the 12 V battery on your Skoda Superb Mk3 (3V, 2015–present) — to change it, or to safely work on the electrics — is a straightforward owner job. The battery sits in the engine compartment. This guide covers safe disconnection, reconnection, and the few things the car needs re-teaching afterwards.

Skoda Superb Mk3 — the vehicle covered in this guide.
Skoda Superb Mk3. Photo by Aciarium via Wikimedia Commons, licensed CC BY 4.0.

Where the Battery Is

The 12 V battery is in the engine bay, under a plastic cover. Make a note of your audio system security code before you start if your unit uses one (most Superb infotainment doesn’t, but check).

Disconnecting the Battery

  1. Turn the ignition off and remove the key (or keep a keyless fob out of range).
  2. Open the bonnet and lift off the battery cover.
  3. Loosen the negative (−, black) terminal clamp first and lift the lead clear, tucking it aside.
  4. If removing the battery, loosen the positive (+, red) terminal next, then the hold-down clamp.

Airbag/pretensioner safety: if you’ll be working near airbags or seat-belt pretensioners, switch the ignition on (do not start the engine), then off, and wait 1 minute after disconnecting before going further.

Reconnecting

  1. Refit the battery and hold-down if removed.
  2. Connect positive (+) first, then negative (−) last; tighten firmly and refit the cover.
  3. Turn the ignition on (don’t start), then re-teach the items below.

What to Re-set Afterwards

  • Power windows — one-touch must be re-initialised. See our Superb window initialise guide.
  • Date, time and infotainment settings — check they’ve held.

Fitting a new battery? The Superb’s energy-management system tracks battery condition through a control unit, so a different/new battery should be registered (coded) with a VW-Group tool such as VCDS or OBDeleven so the smart charging works correctly. A simple disconnect/reconnect of the same battery doesn’t need coding.

Frequently Asked Questions

Which terminal first on the Superb?

Disconnect negative (−) first and reconnect it last, to avoid shorting against the body.

Do I have to code a new battery?

For a like-for-like swap it’ll run, but for correct charging the new battery should be registered with VCDS/OBDeleven — especially if you change type (EFB↔AGM) or capacity.

Will I lose my radio code?

Most Superb units aren’t code-locked, but note any code beforehand just in case. You’ll need to reset the clock.

Why don’t my windows auto-close after this?

Cutting power clears the windows’ learned positions. Run the quick re-initialise routine to restore one-touch.

For any warning light that stays on, look up the code on autodtcs.com. To clear the service reminder, see our Superb service reset guide.

Independent guide — not affiliated with Skoda. Always follow your official service manual and safety precautions. Read our full disclaimer.

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