Horn, Checking Function

WARNING: This page is about a different car, the 2024 Audi SQ8, 2024 Audi Q8, 2023 Audi SQ8, 2023 Audi RS Q8, and 2023 Audi Q8. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION:

Risk of injury due to unintended engine start on high-voltage vehicles!

Pay attention to the high-voltage system warning messages:
For procedures where the ignition must be switched off, refer to PROCEDURES THAT NEED IGNITION SWITCHED ON .

Procedure:

-- Switch the ignition on.

-- Operate the horn and check the function of the high and low tone horn.

NOTE:

Perform the function test outside, for example at the workshop entrance or during a road test.