Plenum Chamber And Water Drain, Checking And Cleaning: Notes

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2018 Audi S6, 2018 Audi A6 Quattro, 2018 Audi A6, 2017 Audi S6, and 2017 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

Warning information for the high voltage system:

Procedures near high voltage components. Refer to PROCEDURES NEAR HIGH VOLTAGE COMPONENTS .

General Information on Working with High Voltage Cables. Refer to HANDLING HIGH VOLTAGE CABLES .

For procedures where the ignition must be switched off, refer to PROCEDURES FOR WHICH THE IGNITION NEEDS TO BE SWITCHED OFF .

NOTE:

Deposits in the plenum chamber such as leaves or pine needles can collect in the water drains and prevent water from draining out of the plenum chamber. This can cause the water level in the plenum chamber to increase (for example, in car washes and heavy rain). The water enter the vehicle interior through the grommets or the fresh air intake housing.

-- Remove the plenum chamber cover. Refer to PLENUM CHAMBER COVER, REMOVING AND INSTALLING .

Checking the water drain on the driver side

-- Remove the plenum chamber E-box. Refer to appropriate service information. .

-- Check the water drain grommets -1- and water drains -arrows- below the E-box for debris.

Courtesy of AUDI OF AMERICA, LLC

-- Check the plenum chamber for debris.

-- Remove any debris.