Authorize telecommunications control unit - AR82.95-P-7000-01TB

For code (494a) USA version (automatic data exchange) 

Automatic data exchange 

1. Connect STAR DIAGNOSIS and read out fault code from telecommunications control unit. If the telecommunications control unit is defective, (see list "Troubleshooting Guide"), it must be replaced.
2. Order a new telecommunications control unit from MBUSA (Parts Center).

   MBUSA (Parts Center) will deliver a new telecommunications control unit to the dealer.

3. In the DAS system select the "Startup with automatic takeover of settings of previous control unit" menu. After this select the "CTEL - Control unit Telecommunication for telematics services TELE-AID, Fixed installation cellular telephone, telephone adapter for portable CTEL" menu.
4. Vehicle and control unit-specific data
   • VIN (Vehicle Ident. No.)
   • Write down the MIN (Mobile Identification Number)
   • ESN (Electronic Serial Number of Transceiver Unit) in the DAS and note it at the same time.
5. Replace old telecommunications control unit with a new telecommunications control unit.
6. Vehicle and control unit-specific data
   • VIN (Vehicle Ident. No.)
   • Write MIN (Mobile Identification Number)
   • ESN (Electronic Serial Number of Transceiver Unit) into new telecommunications control unit and note down.
7. Call ATX (tel. no.: 1-800-756-9018) and convey the noted data to the service team.

   The service team at ATX requires vehicle and control unit-specific data:

   • VIN (Vehicle Ident. No.)
   • MIN (Mobile Identification Number)
   • ESN (Electronic Serial Number of Transceiver Unit)

   Based on this information, ATX commissions activation of the new telecommunications control unit at AT&T (activation can last up to 30 min.).

   Furthermore, ATX authorizes deactivation of the old telecommunications control unit at AT&T.

8. Perform test call for function check.

   Upon demand by ATX.