I was on a ferry and was going to edit the link into the ErWin materiel
http://www.seatcupra.net/forums/showthread.php?t=438077
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2.3 Removing and installing windscreen
washer fluid level sender
Special tools and workshop equipment required
♦ Drip tray - VAS 6208-
Ateca 2017 ➤
Electrical system - Edition 07.2016
♦ Lever - 3409-
Removing
– Turn off the ignition and all electricity consumers.
Vehicles without access and start authorisation system
– Remove ignition key, if fitted.
Vehicles with access and start authorisation system
–
Store the ignition key outside the vehicle to prevent the ignition
from being switched on unintentionally.
Continuation for all vehicles
– Place the vehicle on a lifting platform.
– Remove the left front wheel ⇒ Rep. gr. 44 ; Rims and Tyres .
– Remove the spoiler on the front left wheel well ⇒ Chassis -
external assembly work; Rep. gr. 66 ; Wheel well liner .
– Place the drip tray for fluids - VAS 6208- under the washer fluid
reservoir.
– Removing the front bumper lining ⇒ General body repairs,
exterior; Rep. gr. 63 ; Front bumper; removing and installing
the front bumper lining .
– Disconnect the electrical connector-2- from the sender for
washer fluid level -3-.
– Pull out sender for filling level-3- using the lever - 3409- from
the washer fluid reservoir -1-.
Installation
Installation is carried out in the reverse sequence; note the fol‐
lowing:
– Check the sealing lip between the sender for filling level -3-
and the washer fluid reservoir -1- for damages.