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Dashboard lightsAutomotive

Key not recognised

Amber key with a round bow at the upper left and the blade pointing down to the right. · also called “immobiliser”, “key battery low”, “key not detected”, “smart key”

What it means on audi

Key not recognised

Either the key is not being detected, or its remote battery is getting weak; the message says which applies. Use the emergency key position only in the way your manual describes. Replacing the remote battery can cure a battery message, but not every immobiliser or antenna fault.

Source · Independent reference Audi dashboard warning lights guide (independent specialist publication) · checked

Where it appears

Questions about the Key not recognised symbol

What does the Key not recognised symbol mean on Audi cars?
Either the key is not being detected, or its remote battery is getting weak; the message says which applies. Use the emergency key position only in the way your manual describes. Replacing the remote battery can cure a battery message, but not every immobiliser or antenna fault.
What does the Key not recognised symbol look like?
Amber key with a round bow at the upper left and the blade pointing down to the right. It is also called “immobiliser”, “key battery low”, “key not detected” and “smart key”.

Checked against the source · · How we verify