Replacing emergency battery for Telematic Communication Box (TCB)
Attention!
Depending on the vehicle and the vehicle equipment, there are different installation locations of the telematics control unit!
Therefore, determine the installation location of the telematics control unit with the diagnosis system before starting work:
- Carrying out vehicle test
- Troubleshooting
- Function structure
- Functional wiring diagrams
- Body
- Telematics
- Select the wiring diagram
- Click on component of the telematics control unit
- Installation location
Attention!
OBSERVE THE INFORMATION ON PROTECTION FROM ELECTROSTATIC DISCHARGE .
NOTE:
Graphics shown on the F20 by way of example, deviations in detail are possible in other models.
Remove luggage compartment floor trim panel (1) in direction of arrow.
Open lid (1) on the TCB.
Disconnect connector (1).
Remove emergency battery (2) from TCB.