Engine, Transmission, Final Drive And Steering, Checking For Leaks And Damage

WARNING: This page is about a different car, the 2023 Audi S3, 2023 Audi RS 3, 2023 Audi A3 Quattro, and 2023 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION:

Extremely dangerous voltage due to damaged high-voltage components

Pay attention to the high-voltage system warning messages:
For procedures near high-voltage components

Applies to vehicles through and including MY 2014: remove the noise insulation every 60, 000 km (40, 000 miles) / 4 years during the inspection.

Applies to vehicles from MY 2015: remove the noise insulation at every inspection.

Removal Procedures:

-- If necessary, remove the noise insulation. Refer to NOISE INSULATION, REMOVING AND INSTALLING .

Procedure:

-- Check the engine and its attachments from below for leaks and damage.

-- Check the belt drive in the visible area for damage.

-- Check the radiator and coolant circuit for leaks and damage.

-- Check the refrigerant circuit consisting of the A/C compressor, condenser and refrigerant lines, including the connections, for damage.

-- Check the transmission, final drive and steering for leaks and damage.

-- If there are defects, repair or replace the respective component.