2013 VOLKSWAGEN UP! key battery

 Introduction
This chapter contains information on the followingsubjects:
⇒ Vehicle key
⇒ Mechanical vehicle key
⇒ Indicator lamp in the vehicle key
⇒ Replacing the battery
⇒ Synchronising the vehicle key
Additional information and warnings:
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Fig. 18 Indicator lamp in the vehicle key
First read and observe the introductoryinformation and safety warnings⇒
Introduction
If a button on the vehicle key is pressed briefly, the indicator lamp ⇒ Fig. 18 (arrowyfIODVKHVRQFH
The lamp will flash several times if the button is pressed and held, e.g. convenience closing of the
electric panorama sliding/tilting glass roof.
If the indicator lamp in the key does not light up when a button is pressed, the battery in the key
should be replaced ⇒ Replacing the battery.
Replacing the battery
Fig. 19 Vehicle key: opening the battery case cover
Fig. 20 Vehicle key: removing the battery
First read and observe the introductoryinformation and safety warnings⇒
Introduction
Volkswagen recommends having the battery changed by a qualified workshop.
The battery is located on the rear side of the vehicle key underneath a cover.
Replacing the battery
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If the buttons on the vehicle key ⇒ Fig. 21 or one of the central locking buttons ⇒ Fig. 23 are
pressed repeatedly within a short period of time, the central locking system will switch off briefly to
prevent overloading. The vehicle is then unlocked for approximately 30 seconds. If the doors or the
tailgate are not opened during this time the vehicle will lock again automatically.
Locking or unlocking the vehicle from outside
Fig. 21 Buttons on the vehicle key
Fig. 22 Mechanical vehicle key
First read and observe the introductoryinformation and safety warnings⇒
Introduction
Vehicles with central locking
FunctionButtons to be used in
the vehicle key
⇒ Fig. 21
Action with vehicle key ⇒ Fig. 21 in
the lock cylinder or with the
mechanical vehicle key ⇒ Fig. 22.
Unlocking the vehicle.Press the  button.Insert the vehicle key in the driver door lock
cylinder and turn anticlockwise.
Locking the vehicle.Press the  button.Insert the vehicle key in the driver door lock
cylinder and turn clockwise.
Unlocking the tailgate.Press the 
button ⇒ Tailgate.
Insert the vehicle key in the driver door lock
cylinder and turn anticlockwise.
Please note the following: Depending on which central locking function has been activated by a
qualified workshop, all of the doors and the tailgate are only unlocked when the button is
pressed twice.
The vehicle key will lock or unlock the vehicle only when the battery has enough power and the key
is located within a few metres of the vehicle.
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Ignition lock
Fig. 93 Vehicle key positions
First read and observe the introductoryinformation and safety warnings⇒
Introduction
The steering lock can be activated when there is no vehicle key in the ignition lock.
Vehicle key positions ⇒ Fig. 93
Ignition switched off. The vehicle key can be removed.
Ignition switched on. The steering lock can be released.
Engine is started. Release the vehicle key as soon as the engine starts. Once released,
the vehicle key moves back to position ①.
If the vehicle key is left in the ignition for a long period with the engine switched off, the
vehicle battery could discharge.
Switching the engine off while the vehicle is moving makes it more difficult to stop the vehicle.
This can lead to loss of control of the vehicle and to accidents and severe injuries.
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Indicator lamps
First read and observe the introductoryinformation and safety warnings⇒
Introduction
Lit upPossible causeSolution
The start/stop system is not available.
Automatic engine stop active.
The start/stop system is available, but an
automatic engine stop is not possible.
Check whether all technical requirements
have been fulfilled. If not, remedy any
shortfalls ⇒ Start/stop system.
Start/stop system cannot start the engine.
Start the engine again manually using the
vehicle key ⇒ Starting and stopping the
engine.
Fault in the alternator.⇒ Vehicle battery
FlashesPossible causeSolution
Start/stop system not available.Proceed to a qualified workshop.
Several warning and indicator lamps will light up briefly as a functional check when the ignition is
switched on. They will switch off after a few seconds.
Start/stop system
Fig. 103 In the upper part of the centre console: button for the start/stop system
First read and observe the introductoryinformation and safety warnings⇒
Introduction
When the start/stop system is active, the engine is switched off whenever the vehicle is stationary.
The engine then restarts automatically as soon as it is required.
The function is automatically activated every time the ignition is switched on. The instrument cluster
display shows information about the current status ⇒ Indicator lamps.
Always switch off the start/stop system manually when driving through water.
Vehicles with a manual gearbox
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