Audi Q5   General maintenance   Checking and topping up fluids  Battery
Terminals for charging the battery are fitted in the engine compartment.
Note the warnings WARNING! and WARNING!.
Switch off all electrical equipment. Remove the ignition key.
Open the bonnet Link.
Press on the arrow Fig. 1 and take off the cover -1-.
Lift the cap -2- at the positive terminal.
Follow the correct procedure for connecting the charger cables to the jump-start terminals (terminal with cap = "positive", terminal with hexagon = "negative").
Now connect the battery charger to the mains and switch on.
After charging the battery: switch off the battery charger and disconnect the mains cable.
Now disconnect the charger cables.
Refit the cap -2- onto the positive terminal and fit the cover -1-.
Close the bonnet Link.
When it is discharged the battery can freeze at temperatures around 0°C. A frozen battery must be thawed before charging WARNING!. However, it is advisable to replace the battery if it has frozen, because the ice can crack the battery casing and allow the battery acid to escape.
Charging the battery
Important: Before you charge the battery make sure you read the manufacturer's instructions for using the battery charger.
When charging with a low current (for instance with a small battery charger) the battery does not have to be disconnected. The battery must not be opened while you are charging it.
Fast-charging the battery
For technical reasons it is not permissible to fast-charge the battery using charging devices with an output voltage higher than 14.8 V.
WARNING!
Never charge a frozen battery - it could explode.
Note
Use only the terminals in the engine compartment to charge the battery.