Seat Leon Owner's Manual page 219

218 Checking and refilling levels
Function
One-touch function of the electric
windows
Remote control key
Digital clock
ESC warning lamp
If the vehicle is not used for long periods
The vehicle has a system for monitoring the current consumption when the
engine is left unused for long periods of time ⇒ p age 187. Some functions,
such as the interior lights, or the remote door opening, may be temporarily
disabled to prevent the battery from running flat. These functions will come
back on as soon as the ignition is switched on and the engine started.
Winter conditions
During the winter, the starting power may be reduced, and if necessary, the
battery should be charged ⇒
vehicle battery on page 218
Important safety warnings for handling a vehicle battery
All work on batteries requires specialist knowledge. Please refer to a SEAT
Official Service or a workshop specialising in batteries: risk of burns or ex-
ploding battery!
The battery must not be opened. Never try to change the fluid level of the
battery. Explosive gas is released from the battery that could cause an ex-
plosion.
Reprogramming
⇒ p age 101, One-touch opening and
closing*
If the vehicle does not respond to the
key, they should be synchronised
⇒ p age 90
⇒ p age 63
After driving for a few metres, the
warning lamp goes out again.
in Important safety warnings for handling a

Wear eye protection.
Battery acid is very corrosive and caustic. Wear protective gloves

and eye protection. In the event of electrolyte splashes, rinse off
with plenty of water.

Fires, sparks, open flames and smoking are prohibited.
The battery should only be charged in a well-ventilated zone. Risk

of explosion!

Keep children away from acid and batteries!
WARNING
● When repairing or working on the electrical system, proceed as fol-
lows:
● 1. Remove the key from the ignition. The negative cable on the bat-
tery must be disconnected.
● 2. When the repair is finished, reconnect the negative pole of the bat-
tery.

● Switch off all electrical consumers before reconnecting the battery.
Reconnect first the positive cable and then the negative cable. Never re-
verse the polarity of the connections. This could cause an electrical fire.
● Ensure that the vent hose is always connected to the battery.
● Never use damaged batteries. This could cause an explosion! Replace
a damaged battery immediately.
CAUTION
● Never disconnect the battery if the ignition is switched on or if the en-
gine is running. This could damage the electrical system or electronic com-
ponents.
