Seat Leon 5D Owner's Manual page 336

Control lamp
3 Valid for: hybrid vehicles.
Indicator lamps and driver messages on the
instrument cluster display or infotainment
system:
The 12 V vehicle battery does not

charge. Stop safely!
The indicator lamp lights up red. Stop the
●
vehicle and switch off the ignition. Obtain
technical assistance.
Error: 12 V vehicle battery. En-

gine cannot be started. Go to the
workshop.
The indicator lamp lights up yellow. If the
●
ignition is switched off, it is not possible to
start the vehicle again. There may be limita-
tions on the vehicle's functions/stability. Con-
tact a specialised workshop immediately.
Low level of the 12 V vehicle

battery. Charge while driving.
The indicator lamp lights up yellow. Starting
●
capacity may be limited. If this driver mes-
sage goes out after a certain amount of time,
the vehicle's battery has recharged while
driving and reached a sufficient level. If the
driver message does not go out, take the ve-
hicle to a specialized workshop.
334
Practical tips
Replace the 12V vehicle battery.

Take the vehicle to a workshop.
The indicator lamp lights up yellow. The 12
●
volt vehicle battery has almost reached the
end of its useful life. Visit a professional and
request an inspection and replacement, if
necessary, of the 12-volt vehicle battery
›››
page 335.
Check the 12V vehicle battery.

The indicator lamp lights up yellow. The
●
connection between the electrical system
and the 12-volt vehicle battery does not work.
Get the electrical system checked by a pro-
fessional.
Error: 12-volt vehicle battery

diagnosis. Visit a workshop.
The indicator lamp lights up yellow. The
●
system that controls the 12-volt vehicle bat-
tery does not work. Get the electrical system
checked by a professional.
Checking the battery electrolyte
level
Sight glass on the top of the 12 volt
Fig. 230
battery (schematic representation).
The electrolyte level should be checked reg-
ularly in high-mileage vehicles, in hot coun-
tries and in older batteries.
Open the bonnet and then lift the cover
●
that protects the front part of the battery
›››
in Working in the engine compart-
ment on page 322.
Check the colour display in the "magic eye"
●
on the top of the battery. Ensure sufficient
lighting to clearly identify the colour shown in
the battery window. Never use flames or ob-
jects that burn without a flame as a light
source.
If there are air bubbles in the window, tap
●
the window gently until they disperse.