
auslaufen
to leak
When a liquid unintentionally flows or drips out of a container.
Die Batterie in der Fernbedienung ist ausgelaufen.
The battery in the remote control has leaked.
to leak / expire
Loading your saved state.

to leak
When a liquid unintentionally flows or drips out of a container.
Die Batterie in der Fernbedienung ist ausgelaufen.
The battery in the remote control has leaked.

to expire
To reach the end of the validity of a contract, deadline, or offer.
Mein Handyvertrag läuft nächsten Monat aus.
My mobile phone contract expires next month.

to set sail
When a ship leaves a port and heads out to the open sea.
Die Fähre nach Schweden läuft um 22:00 Uhr aus.
The ferry to Sweden sets sail at 10:00 p.m.

to cool down
After physical exertion, to slowly reduce the intensity, for example by walking or jogging lightly, in order to cool the body down.
Nach dem 10-Kilometer-Lauf müssen sich die Teilnehmer gut auslaufen.
After the 10-kilometer run, the participants need to cool down properly.

to be phased out
The production or sale of a particular product is discontinued.
Dieses Automodell läuft aus und wird durch einen Nachfolger ersetzt.
This car model is being phased out and will be replaced by a successor.
'Auslaufen' (to leak / expire) is a separable verb with the prefix 'aus-'. In a main clause, 'aus' goes at the end. The prefix often has the meaning of 'heraus' (out) for liquids or 'zu Ende gehen' (to come to an end) for a contract or product.
Vorsicht, die Milch läuft aus!
Careful, the milk is leaking!
The perfect tense of 'auslaufen' (to leak / expire) is always formed with the auxiliary verb 'sein', because it describes a movement or a change of state. So it is always 'ist ausgelaufen'.
Der Joghurt ist in meiner Tasche ausgelaufen.
The yogurt leaked in my bag.
In this meaning, the subject is always a liquid (milk, oil, water) or a container that contains a liquid (bottle, battery, pen).
Der Füller ist ausgelaufen und hat einen großen Fleck auf dem Hemd hinterlassen.
The fountain pen leaked and left a large stain on the shirt.
When 'auslaufen' means 'enden' (to end), the subject is something with a limited period of validity. Typical subjects are: a contract, a deadline, an offer, a passport, or a visa.
Die Garantie für das Gerät ist vor einem Monat ausgelaufen.
The warranty for the device expired a month ago.
This meaning is limited to shipping. The subject is always a watercraft such as a ship, ferry, or boat. The port from which it sets sail is often mentioned as well.
Das große Kreuzfahrtschiff ist pünktlich aus dem Hafen ausgelaufen.
The large cruise ship set sail from the port on time.
In a sports context, 'auslaufen' (to cool down) means slowly ending a training session. It can also be used reflexively: 'sich auslaufen'.
Nach dem intensiven Training sind die Spieler noch zehn Minuten locker ausgelaufen.
After the intense training session, the players cooled down with ten more minutes of light jogging.
When it comes to products, 'auslaufen' (to be phased out) means that production or sale is being discontinued. The subject is then often a model, a series, or a specific item.
Die Produktion dieses Handymodells läuft zum Jahresende aus.
Production of this mobile phone model will be phased out at the end of the year.
to hire / adjust / stop
When referring to a product, both verbs can express the end of production or sales. „Einstellen“ generally refers more to the active decision to end production or sales, while „auslaufen“ usually describes a gradual or planned end. „Einstellen“ is appropriate for an immediate stop, while „auslaufen“ is appropriate for an end taking place over several months.

Die Produktion des Modells läuft nach dem letzten Auftrag schrittweise aus.
Production of the model is being phased out gradually after the last order.
Der Hersteller stellt die Produktion des Modells sofort ein.
The manufacturer is immediately discontinuing production of the model.