Removal and installation batteries in a key with a remote radio control (VW Polo 4)

Caution: When removing the batteries, check whether the batteries are embossed with polarity markings, otherwise the mounting position of the batteries must be marked.

Folding key/ POLO

Removal

Disconnect the transmitter unit "1" and the key "2". To do this, insert a screwdriver into the slot and turn it in the direction of the arrow.



Using the key bit 2, loosen the transmission unit "1".

Using a small screwdriver, remove the batteries from the holder in an upward motion.

Installation

Insert the power elements into the transmitting unit with the positive pole facing down and secure with light pressure.

Attach the cover and secure it to the key together with the transmitting unit. Make sure that the seal is not damaged.



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Key/IBIZA

Removal

Insert a screwdriver into the gap between the transmitter unit "1" and the key "2".

Move the screwdriver in the direction of the arrow to detach the transmitter unit from the key.



Release the retaining tabs of the "arrow" on the transmitting unit and separate the transmitting unit from the housing.



Using a screwdriver, detach the upper power element "1" from the holders "2" in the direction of the arrow.




Remove contact plate "1". To do this, turn the plate so that its two straight edges are at the retaining protrusions, and unfasten the contact plate.

Using a screwdriver, detach the bottom plate from the holder.

Installation

Attention: When installing batteries, observe the correct polarity. Polarity markings are located on the batteries and on the case.

Insert the lower power element "4" with the positive pole (+) down into the housing "5". The positive pole (+) is also marked on the housing.

Place contact plate "3" on power element "4" and turn it so that the round edges are under the retaining protrusions.

Place battery "2" with the positive pole (+) down on the contact plate and secure it.

Transmitting unit "1" - attach to body "5" and secure.

Note: The transmitter unit is shown upside down in the figure.

Slide the transmission unit together with the housing into the key "6" and secure it.

Note: the key is equipped with a transponder with a dynamically changing code, which is determined by the existing W symbol, see the view in the figure.