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Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis >> Electrical >> Charging Systems >> Charging System (Battery, Starter And Generator) & Cruise Control (1 Of 2) >> 27 Battery, Starter, Generator, Cruise Control >> Battery >> Battery, Removing And Installing >> Battery -A-, REMOVING AND INSTALLING, 0K4 AND VH0 >> Installing

Battery -A-, REMOVING AND INSTALLING, 0K4 AND VH0: Installing

TIP:

Batteries from the Audi Parts Program have a base strip adapter for conforming to different clamping strips. See the battery operating instructions for information on when and how to use the base strip adapter.

At vehicles using a central venting system hose, this hose needs to be inserted in the respective vent opening at the battery again. The vent opening on the opposing side must be closed with a blind plug.

-- Check if the battery clamping strip stop -1- is on the retaining bracket -2-.

GWWA27-10697Courtesy of AUDI OF AMERICA, LLC

-- Slide the battery all the way on the retaining bracket in direction of -arrow- so that the battery clamping strip engages in the retaining bracket.

-- Attach the central venting system hose.

Further installation is performed in reverse order of removal, while noting the following:

-- When the ignition and electrical equipment are switched off, connect the battery in the following sequence:

-- First connect the battery positive cable terminal -2- to the battery positive terminal "+" by hand and tighten the nut -1-.

GWWA27-10693Courtesy of AUDI OF AMERICA, LLC

-- Close the cover -3- over the battery positive terminal.

-- Connect the connector -5- on the Auxiliary Battery -A1-.

-- Attach the battery ground cable clamp -4- by hand to the battery negative terminal "-" and tighten the nut -6-.

-- Check the battery for secure fit after installation.

-- If the battery was replaced, then the new battery must be adapted.

Procedure 

-- Connect the Vehicle Diagnostic Tester.

-- Select the Diagnostic  mode and start the diagnosis.

-- Select the Test plan  tab.

-- Select the Select individual test  button and select the following tree structure consecutively:

-- Start the selected program and follow the instructions on the Vehicle Diagnostic Tester display.

When the battery is reconnected, the following steps must be performed:

TIP:

After reconnecting the power supply, the ESP warning lamp can only go out after the vehicle has been driven a few meters.