2012-2020 Seat Leon 4 Door Practical tips -> Windscreen washer reservoir User Manual
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Practical tips -> Windscreen washer reservoir for Your Seat Leon 4 Door Third Generation (2012-2020)

Checking and refilling levels  
parts water); otherwise, a 1:4 proportion of  
mixture in the washer fluid tank.  
CAUTION  
Windscreen washer reservoir  
Do not mix cleaning products recommen-  
ded by SEAT with other products. This  
could lead to flocculation and may block  
the windscreen washer jets.  
Checking and topping up the wind-  
screen washer reservoir  
Capacity  
The reservoir holds approximately 3 litres in  
versions without headlight washer and 5 litres  
in versions with headlight washer.  
When topping up service fluids, make ab-  
Read the additional information carefully  
››› page 50  
solutely certain that you fill the fluids into  
the correct reservoirs. Using the wrong flu-  
ids could cause serious malfunctions and  
engine damage!  
Check the water level in the windscreen  
washer reservoir regularly and top up as re-  
quired.  
WARNING  
If the water from the windscreen washer  
does not contain enough anti-freeze, it may  
freeze on the windscreen and rear window,  
reducing forward and rear visibility.  
Not having windscreen wiper fluid re-  
duces visibility through the windscreen,  
and leads to loss of visibility in headlights  
in models with headlight washer.  
The container for the windscreen washer  
contains the cleaning fluid for the wind-  
screen, the rear window and the headlight  
washer system*.  
In winter, ensure the windscreen washer  
contains enough anti-freeze.  
In cold conditions, you should not use the  
Open the bonnet page 322.  
The windscreen washer reservoir is marked  
›››  
windscreen wiper system unless you have  
warmed the windscreen with the ventila-  
tion system. The antifreeze could freeze on  
the windscreen and reduce visibility.  
Battery  
with the symbol on the cap.  
General information  
Check there is enough windscreen water in  
the reservoir.  
Read the additional information carefully  
››› page 50.  
WARNING  
Recommended windscreen wipers  
Never mix an unsuitable antifreeze or other  
similar additives with the windscreen wash-  
er water. A greasy layer may be formed on  
the windscreen which will impair visibility.  
The battery is located in the engine compart-  
ment and is almost maintenance-free. It is  
checked as part of the Inspection Service.  
Nevertheless, check the terminals are clean  
and have the correct tightening torque, espe-  
cially in summer and winter.  
For the hottest seasons we recommend  
summer G 052 184 A1 for clear glass. Propor-  
tions of the mixture in the washer fluid tank:  
1:100 (1 part concentrate per 100 parts wa-  
ter).  
Use clean water with a window cleaner  
recommended by SEAT.  
All year round, G 052 164 A2 for clear glass.  
If necessary, add a suitable antifreeze to  
the water in the reservoir.  
Approximate proportion of the winter mixture,  
up to -18°C (0°F): 1:2 (1 part concentrate per 2  
Disconnecting the battery  
The battery should only be disconnected in  
exceptional cases. When the battery is  
»
329  

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