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Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis >> Accessories & Equipment >> Seats >> Seat Frames >> 72 Seat Frames >> Front Seats >> Backrest Adjuster, Removing And Installing >> Driver And Front Passenger Backrest Adjustment Motor -V45- / -V46-, Removing And Installing >> Installing

Driver And Front Passenger Backrest Adjustment Motor -V45- / -V46-, Removing And Installing: Installing

WARNING:

Repairing pyrotechnic components (for example the airbag and seat belt tensioner) incorrectly increases the risk of unintentional deployments when the battery is connected.

-- Check the left and right position of the backrest frame and hinge.

GWWA72-12058Courtesy of AUDI OF AMERICA, LLC

-- If necessary, correct the position accordingly.

-- First slide the adjustment shaft through the backrest hinge (tunnel side) up to the mount in the backrest adjustment motor.

-- Check if the profiles of the inserted adjustment shaft and the mount in the backrest adjustment motor are congruent to each other.

-- If the position varies, connect an external 12-Volt power source to the backrest adjustment motor and turn the mount until the profiles of the adjustment shaft and mount are congruent.

-- Slide the adjuster shaft through the mount in the backrest adjustment motor -2- and slide the hinge side sill side until it stops.

GWWA72-12130Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolt -arrow- for the backrest adjustment motor.

-- Push the lock washer -1- onto the adjustment shaft -2- so that there is still at least 1.0 mm of play.

GWWA72-12059Courtesy of AUDI OF AMERICA, LLC

Further installation is the reverse order of removal.