Removing and installing (replacing) Telematic Communication Box
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 information on PROTECTION FROM ELECTROSTATIC DISCHARGE .
Comply NOTES ON HANDLING OPTICAL FIBRE .
Attention!
Risk of damage: Carefully unlock and disconnect connector on the TCB.
Necessary preliminary tasks:
- Disconnect BATTERY EARTH LEAD .
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.
Carefully unlock and disconnect all connectors (1).
Unscrew nuts (2).
Tightening torque 84 10 1AZ .
Remove TCB (3).
Installation note:
Note color coding of connector.
NOTE:
When replacing the TCB, check whether the faulty TCB is equipped with an EMERGENCY BATTERY :
- if no , then the new part is installed without an emergency battery!
- if yes , then the new part should be equipped with a new emergency battery (ordered separately, TCB is supplied without an emergency battery!)
Replacement:
- Carry out PROGRAMMING/ENCODING .