Rear Window Defogger Button -E230-, REMOVING AND INSTALLING: Notes

WARNING: This page is about a different variant/trim than selected.

Special tools and workshop equipment required

Backrest Panel Tool :3370

NOTE:

The layout of the Rear Window Defogger Button -E230- -G- and Fresh Air and Recirculating Air Mode Button -E781- / Defrost Button -E782- -F- may be different on left-hand or right-hand drive vehicles. Refer to OVERVIEW - DISPLAY CONTROL HEADS, VEHICLES WITH AUTOMATIC CLIMATE CONTROL SYSTEM , OVERVIEW - DISPLAY CONTROL HEADS, VEHICLES WITH MANUAL CLIMATE CONTROL SYSTEM and the Owner's Manual.

Courtesy of AUDI OF AMERICA, LLC

The Climatronic Control Module -J255- receives a signal from the Rear Window Defogger Button -E230- -G- when the button is pressed. The Climatronic Control Module -J255- then sends the information that the Rear Window Defogger Button -E230- was pressed to the Vehicle Electrical System Control Module -J519- via the Data Bus. The Vehicle Electrical System Control Module -J519- then switches the rear window defogger activation on or off.