Battery, Disconnecting And Connecting: Disconnecting

Fig 1: Battery Fluid Level

Courtesy of AUDI OF AMERICA, LLC

-- Turn Off The Ignition And Remove The Key.

COUPE: 

-- Lift The Luggage Compartment Floor And Engage It On The Body.

-- Remove The Nut -1- And Remove The Cover -2- For The Vehicle Tool Kit.

SPORTBACK: 

Fig 2: Identifying Nut -1- And Tool Kit Cover -2-

Courtesy of AUDI OF AMERICA, LLC

-- Remove The Luggage Compartment Floor Panel Cover.

-- Remove The Nut -1- And The Tool Kit Mount -2-.

NEGATIVE TERMINAL COVER - VERSION I: 

Fig 3: Identifying Battery

Courtesy of AUDI OF AMERICA, LLC

-- Pull The Cover -1- Over The Negative Terminal Up Slightly -Arrow-.

-- Loosen The Nut Several Turns And Remove The Ground Cable -2- From The Battery Terminal.

NEGATIVE TERMINAL COVER - VERSION II: 

Fig 4: Identifying Negative Terminal Cover

Courtesy of AUDI OF AMERICA, LLC

-- Open The Cover -1- Over The Battery Negative Terminal.

-- Loosen The Nut -3- Several Turns And Remove The Battery Ground Cable Terminal Clamp -2- From The Battery Terminal.