With TCU 1.5

Fault profiles for telephony
The following table lists the fault profiles covered in this test module.

Telephony
1 Implausible response of the telephone system on call waiting, brokering, telephone conference.
2 After calling a phone number that is engaged, no call can be placed for some time. Shortly thereafter, "terminated" appears on the Control Display.
3 The telephone call is terminated against the user's wishes and an inappropriate text message is displayed on the Control Display.
4 The person on the terrestrial side (i.e. telephone outside of the vehicle) cannot understand the person in the vehicle (only Bluetooth mobile phone).
5 The person in the vehicle cannot understand the person on the terrestrial side (i.e. telephone outside of the vehicle, only Bluetooth mobile phone).