Auxiliary Battery -A1-, REMOVING AND INSTALLING, VH0 AND VH0: Installing
WARNING: This page is about a different car, the 2024 Audi A4 allroad. However, it is still accessible from the selected car via links, so may be relevant.
Install in the reverse order of removal while noting the following:
-- Push the protective housing with the Auxiliary Battery -A1- all the way on the retaining bracket -1- -arrow- so that the baseboard engages in the retaining bracket.
- The protective housing must not be able to move anymore.
-- Check the protective housing for secure fit after installation.
-- If the Auxiliary Battery -A1- was replaced, a new Auxiliary Battery -A1- 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:
- Diagnostic-capable systems
- 0080 - Battery regulation, auxiliary storage 1 -A1 (12V Li-Ion)
- 0080 - Battery regulation, auxiliary storage 1 (12V Li-Ion), functions
- 0080 - Control module, Replacing, A1 - Auxiliary Battery
-- Start the selected program and follow the instructions on the Vehicle Diagnostic Tester display.