Service Information

Volt

Mobile Telephone Control Module Scan Tool Information

Table 1:	Mobile Telephone Control Module Scan Tool Data Parameters
Table 2:	Mobile Telephone Control Module Scan Tool Output Controls

The mobile telephone control module scan tool data parameters list contains all mobile telephone control module related parameters that are available on the scan tool. The list is arranged in alphabetical order. A given parameter may appear in any one of the data lists.

Mobile Telephone Control Module Scan Tool Data Parameters

Parameter	System State	Expected Value	Description
*Operating Conditions:* Ignition ON
Battery Voltage	-	11-14 V	The scan tool displays V. This is the current battery voltage.
Bluetooth Signal Strength	-	0-20 dB	The scan tool displays the wireless devices (Bluetooth) reception field strength.
GSM Signal Strength	-	-113 to -51 dBm	The scan tool displays the Global System for Mobile Communications (GSM) signal strength.
Microphone Signal	-	1-16 V	The scan tool displays the voltage level of the microphone power supply.
Phone Cradle to Vehicle Status	Cradle is connected	Connected	The scan tool displays the different aspects of the cradle status.
Phone Cradle to Vehicle Status	Cradle is not connected	Disconnected
Phone in Cradle	Phone in cradle	Yes	The scan tool displays the status if a phone is connected in the cradle.
Phone in Cradle	Phone not in cradle	No

Mobile Telephone Control Module Scan Tool Output Controls

Output Control	Description
Audio Tone	This output control is used to command the Mobile Telephone Control Module audio tone enable or disable.