Disconnect and Reconnect the Battery

Disconnecting the 12 V battery on a Skoda Kodiaq Mk1 (NS, 2016–2024) is a straightforward engine-bay job that most owners can handle with one spanner. The usual reasons are a battery renewal, electrical or bodywork repairs, laying the car up for a long spell, or sorting things out after a jump-start. Disconnection is easy; the part people underestimate is what the car forgets while the power is gone — the clock, the one-touch windows and, for a short while, the stop/start behaviour. Follow the correct terminal order and re-teach the couple of items below and the Kodiaq comes back to life cleanly and drives normally.

Where the 12 V Battery Is

The 12 V battery sits in the engine bay, under a cover. Open the bonnet and it’s typically to one side, behind a black plastic lid that releases with a couple of clips or tabs. Petrol (TSI) and diesel (TDI) Kodiaqs are conventional cars — there is no high-voltage system to worry about, so this is safe owner territory. Before you undo anything, identify the terminals: the negative (−) post is the black earth lead, and the positive (+) post lives under a red or orange flip-up cap. Being sure which is which is the single thing that keeps the job clean and short-free.

Before You Start

• Confirm the ignition is fully off and move the keyless fob a few metres clear so the car doesn’t wake a circuit while you work.
• Turn off the lights, climate fan and any accessories, and shut the doors you don’t need open.
• The Kodiaq doesn’t normally use a radio security code, but note your presets in case you want to check them afterwards.
• Give the car a minute or two after switch-off so the modules power down before you pull the lead.
• Have the right spanner ready (commonly 10 mm), along with gloves and eye protection.

Disconnecting

1. Switch the ignition off, remove the key/keyless fob and wait a minute for the electronics to sleep.
2. Slacken the clamp nut on the negative (−) terminal, lift the connector off first and tuck the lead aside so it can’t drop back onto the post.
3. If you are removing the battery, disconnect the positive (+) next, then release the hold-down clamp and lift the battery and cover out.

Doing the negative first means that if your spanner touches the bodywork mid-job there’s no live circuit for it to short across.

Reconnecting & Re-teaching

1. Refit the battery and clamp if it came out, then connect the positive (+) terminal first.
2. Connect the negative (−) terminal last and tighten both clamps firmly — a loose clamp is the usual cause of strange faults afterwards.
3. Switch the ignition on, reset the clock and let the infotainment reload by itself.
4. Re-initialise the one-touch windows — see our Kodiaq window guide.
5. Stop/start may behave conservatively for a drive or two while the battery monitor relearns the state of charge — that’s expected.

A like-for-like battery doesn’t strictly need coding, but a different type or capacity should be registered to the battery-management system with an OBD tool so the charging matches the new battery.

What You’ll Need to Reset Afterwards

• Clock and radio presets — reset the time; presets usually survive but are worth a check.
• One-touch / anti-pinch windows — the item most likely to need re-teaching; use the window initialise guide.
• Stop/start & battery monitor — relearns over a short drive on its own.
• Service reminder — not affected by a battery disconnect; to clear it separately see our Kodiaq service reset.
• A few warning lights may show briefly and clear themselves once the car has been driven and the systems re-check.

If a Warning Light Stays On or the Car Feels Off

• Check both clamps are properly tight — a poor connection imitates many electrical faults.
• Let the car relearn over a gentle drive before assuming something is wrong.
• Re-run the window re-initialise if auto up/down still won’t work.
• If starting is weak or stop/start never re-enables, suspect a tired or flat battery rather than the disconnect itself.
• Read any stored fault code before replacing parts.

Frequently Asked Questions

Where is the 12 V battery on the Kodiaq?

In the engine bay, under a black plastic cover, usually to one side. Release the cover’s clips to reach the two terminals. Petrol (TSI) and diesel (TDI) Kodiaqs keep it there and have no high-voltage system to complicate the job.

Which terminal do I disconnect first on the Kodiaq?

The negative (−) first when disconnecting, and reconnect it last; positive goes back on first. This keeps a spanner that brushes bodywork from shorting the battery while you work.

What will I need to reset after disconnecting the battery?

Chiefly the clock and the one-touch windows. Infotainment reloads by itself, stop/start relearns over a drive or two, and most other settings survive. Check your presets, though they normally stay put.

Does a new Skoda Kodiaq battery need coding?

A matching like-for-like battery generally doesn’t. A different type or capacity should be registered to the battery-management system with an OBD tool so the car applies the correct charging profile.

Will disconnecting the battery clear fault codes or the service light?

It can clear some temporary codes, but a genuine fault will return — it’s not a repair. It does not reset the service reminder, which is a separate job covered in our Kodiaq service reset guide.

Can I jump-start the Kodiaq instead of disconnecting the battery?

Yes. If the battery is simply flat, jump-starting from a healthy 12 V source is fine and keeps your settings. Disconnecting is for renewal, electrical work or long storage, not for a routine flat battery.

For any warning light that stays on, look up the code on autodtcs.com.