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Volkswagen Golf Mk7 Owners Manual: Replacing the battery

Fig. 25 and Fig. 26 show how to open the battery case cover and remove the battery from the back of the Volkswagen Golf Mk7 key. Volkswagen recommends having the replacement done by a qualified workshop, but this page walks through the location and the physical steps so you know what a battery change involves before booking one — or attempting it yourself.

Fig. 25 Vehicle key: opening the battery case cover

Fig. 26 Vehicle key: removing the battery

First read and observe the introductory information and safety warnings 

Volkswagen recommends having the battery changed by a qualified workshop.

The battery is located on the rear side of the vehicle key underneath a cover.

Replacing the battery

  • Fold out the key bit of the vehicle key   .
  • Remove the cover on the rear of the vehicle key in the direction of the arrow   using a suitable object, e.g. a coin  .
  • Using a suitable thin object, lever the battery out of the battery compartment  .
  • Insert the new battery as shown   and push it into the battery compartment against the direction of the arrow  .
  • Fit the cover as shown   and push it onto the vehicle key housing against the direction shown by the arrow until it engages.

NOTICE

  • The vehicle key can be damaged if the battery is not changed properly.
  • Unsuitable batteries can damage the vehicle key. Replace discharged batteries only with new batteries of the same voltage rating, size and specification.
  • Ensure that the battery is fitted the right way round.

Dispose of discharged batteries in accordance with regulations governing the protection of the environment.

The battery in the vehicle key may contain perchlorate. Please comply with any legal requirements and regulations when handling and disposing of these batteries.

    Questions & answers

    Replacing the battery — Volkswagen Golf Mk7

    How do I replace the battery in my Golf Mk7 key?
    Fold out the key blade, use a coin to slide off the rear cover, lever the old battery out with a thin flat object, and press the new battery in with the correct polarity (+ side facing up). Volkswagen recommends having it done by a workshop.
    What type of battery does the Golf Mk7 key use?
    The key uses a CR2032 lithium coin-cell battery (3V, approximately 20 mm diameter). It is widely available in shops and online.
    Can I replace the Golf Mk7 key battery myself?
    Yes. The manual describes the procedure step by step, but also recommends having it done by a qualified workshop to avoid damaging the key housing or the battery contacts.
    How do I know when the Golf Mk7 key battery needs replacing?
    If the indicator lamp on the key no longer flashes when you press a button, or if the remote range has dropped noticeably, the battery is due for replacement.
    Is there any risk when replacing the Golf Mk7 key battery?
    The main risks are damaging the key housing and — critically — keeping the old or new battery away from children. Swallowing a lithium coin cell can cause severe or fatal internal injuries.
    Indicator lamp in the vehicle key
    Fig. 24 Indicator lamp in the vehicle key First read and observe the introductory information and safety warnings If a button on the vehicle key is pressed briefly, the indicator lamp   (ar ...

    Synchronising the vehicle key
    First read and observe the introductory information and safety warnings It may no longer be possible to lock or unlock the vehicle with the remote control if the    button is pressed ...

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