Keys, Locks and Alarm

Remote Key Battery Replacement

~4min read

The battery in the remote key must be replaced when required.

Volvo XC90. Replacing the remote key's battery

The remote key battery must be replaced if

  • The information symbol lights up and the message key battery low is displayed in the instrument panel
  • the locks do not respond after several attempts to lock or unlock the vehicle using the remote key within approx. 20 meters (65 feet) of the vehicle.

The battery in the smaller key without buttons1 (the Key Tag) cannot be replaced. A new key can be ordered from an authorized Volvo workshop.

Opening the Key and Replacing the Battery

Volvo XC90. Replacing the remote key's battery

Volvo XC90. Replacing the remote key's battery Volvo XC90. Replacing the remote key's battery Hold the remote key with the front side (with the Volvo logo) facing up and move the button on the key ring section to the right. Slide the front cover slightly upward.

Volvo XC90. Replacing the remote key's batteryThe cover will loosen and can be removed from the key.

Volvo XC90. Replacing the remote key's battery

Volvo XC90. Replacing the remote key's battery Volvo XC90. Replacing the remote key's battery Turn the key over, move the button to the side and slide the rear cover slightly upward.

Volvo XC90. Replacing the remote key's battery The cover will loosen and can be removed from the key.

Volvo XC90. Replacing the remote key's battery

Volvo XC90. Replacing the remote key's batteryUse a screwdriver or similar object to turn the battery cover counterclockwise so the markers point to OPEN.

Carefully remove the cover by pressing with, for example, a fingernail in the recess. Reposition the cover.
Volvo XC90. Replacing the remote key's battery

Volvo XC90. Replacing the remote key's battery The battery's positive side (+) faces upward. Carefully pry out the battery as shown in the illustration.

Caution Avoid touching new batteries and their contact surfaces with your fingers as this will impair their function.
Volvo XC90. Replacing the remote key's battery

Volvo XC90. Replacing the remote key's battery Insert a new battery with the positive side (+) facing upward. Do not touch the contact surfaces of the remote key battery.

Volvo XC90. Replacing the remote key's battery Place the edge of the battery downward into the holder. Slide the battery forward until it locks into place under the two plastic catches.

Volvo XC90. Replacing the remote key's battery Press the battery downward until it locks into place under the upper black plastic catch.

Note Use batteries marked CR2032, 3 V. Volvo recommends that batteries used in the remote control key satisfy UN Manual of Tests and Criteria, Part III, sub-section 38.3. The factory-installed batteries and batteries replaced by an authorized Volvo workshop satisfy the above criterion.
Volvo XC90. Replacing the remote key's battery

Volvo XC90. Replacing the remote key's batteryReplace the battery cover and turn it clockwise until the markers point to CLOSE.

Volvo XC90. Replacing the remote key's battery

Volvo XC90. Replacing the remote key's battery Volvo XC90. Replacing the remote key's battery Put the rear cover back into position and press it down until it clicks into place.

Volvo XC90. Replacing the remote key's batterySlide the cover back.

  • A second click indicates that the cover is correctly positioned and locked into place.
Volvo XC90. Replacing the remote key's battery

Volvo XC90. Replacing the remote key's battery Volvo XC90. Replacing the remote key's battery Turn the remote key over and press the front cover down until it clicks into place.

Volvo XC90. Replacing the remote key's batterySlide the cover back. An audible click indicates that the cover is correctly in place.
  • Keep batteries out of reach of children.
  • Do not leave batteries lying out where they could be swallowed by children or pets.
  • Never disassemble, short-circuit, or place the battery in an open fire.
  • Do not recharge non-rechargeable batteries, as this may cause an explosion.

Check the remote key for damage before use. If any damage is detected, e.g. if the battery cover cannot be closed properly, do not use the product. Keep defective products out of the reach of children.

1 Included in vehicles equipped with keyless locking/unlocking*.

Test yourself

A quick Volvo XC90 quiz: every answer comes with an explanation and a link to the manual page.