Instruction. On vehicles with Teiematik, the emergency battery must be replaced every 4 years.
Used Teiematik is located in the intermediate floor on the front passenger side. Remove the strut bottom trim and floor covering. Loosen the two screws -arrows- on the underside of the Teiematik control unit and remove the cover.
Disconnect connector -1- and remove emergency battery -2-.
Installation is carried out in the reverse order. Before disconnecting the battery terminals, activate the service mode of the Teiematik control unit.
Instruction. Before disconnecting the battery terminals, request the security code for the radio/navigation system. When connecting the battery terminals, activate the equipment (radio / navigation system, clock, power windows, engine) according to the operating instructions and deactivate the service mode of the Teiematik control unit.
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