Battery -A-, REMOVING AND INSTALLING: Installing
Install in reverse order of removal and note the following:
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.
-- Push the Battery -A- all the way against the retaining bracket -1- so that the battery clamping strip engages in the retaining bracket.
- The Battery -A- must not be able to move anymore.
-- Engage the retaining bracket -2- in the mount slit -3- on the retaining bracket -arrow-.
-- Attach the central venting system hose.
-- Turn off the ignition and all electrical consumers, and connect the Battery -A- in the following sequence:
-- First connect the battery positive cable terminal clamp -2- to the battery positive terminal "+" by hand and tighten the nut -3-.
-- Close the cover -1- over the battery positive terminal.
-- Disconnect the connector -2- from the Battery Monitoring Control Module -J367- -3-.
-- Connect the battery ground cable terminal clamp to the battery negative terminal "-" by hand and tighten the nut -1-.
-- Reconnect the connector to the Battery Monitoring Control Module -J367-.
-- Make sure the Battery -A- is secure after installing it.
-- If the Battery -A- was replaced, then the new Battery -A- 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:
- 12V vehicle electrical system
- A - Battery
- A - Adapting battery (12V)
-- Start the selected program and follow the instructions on the Vehicle Diagnostic Tester display.
Vehicles with 48V System (PR Number VH2/VH3)
-- Re-energize the 48V system. Refer to 48V SYSTEM, RE-ENERGIZING .
When the Battery -A- is reconnected, the following steps must be performed:
- Activate the one-touch up/down function for the power window regulators. Refer to the Owner's Manual.
- Check all the control module DTC memories and erase the displayed "undervoltage" entry using the Vehicle Diagnostic Tester.
TIP:
After reconnecting the power supply, the ESP warning lamp can only go out after the vehicle has been driven a few meters.