Removing battery - Audi S3

Removing

• ‒ Heed (if necessary obtain) code for vehicles with encoded radio/radio navigation system (RNS).
• ‒ Switch off ignition.

• ‒ → If fitted, remove front left cover -arrows-.

• ‒ → If fitted, disconnect air intake hose for secondary air pump -1- from air cleaner housing.
• ‒ Detach air hose at air-mass meter -2-.
• ‒ Unplug connector for air-mass meter -3-.
• ‒ Screw out bolts -4- and -5-.
• ‒ Take out air cleaner housing.

• ‒ → If fitted, open upper protective cover of battery -A- (velcro fastener).
• ‒ Press release tabs -arrows- and open lid -B- of main fuse box.

• ‒ → Unfasten nut -3- several turns and disconnect pole shoe of earth wire from battery post.
• ‒ Unscrew nut -1- and detach busbar for main fuse box at pole shoe of positive wire.
• ‒ Unfasten nut -2- several turns and disconnect pole shoe of positive wire from battery post.

• ‒ → Release retainer for main fuse box. To do so, press down front edge of retainer -arrow 1- and at the same time detach retainer from battery in direction of travel -arrow 2-.
• ‒ Fold back main fuse box and lift off protective cover for battery.

• ‒ → Screw out hexagon bolt -1- at battery bracket -2-.
• ‒ Pull battery out of fastening strip of battery bracket.
• ‒ Lift battery out of engine compartment.
• ‒ Install battery .