Cellular Telephone - Driver Information Center Messages

The cellular telephone module and instrument cluster communicate via class 2 serial data. This communication allows the cellular telephone module to provide status and message information to the cluster for display on the Driver Information Center (DIC). A driver may display the cellular telephone status messages by pressing the INFO DIC button up or down, then navigating through the various display parameters (such as fuel used, average vehicle speed, etc.) until the cellular telephone status display appears.

The following is a list of cellular telephone status information and messages. When the message listed is divided by a dash (-), the second portion of the message is right justified on the DIC.

Received Signal Strength Indicator
The display indicates the signal strength from the cell site that the cellular telephone is currently detecting. The received signal strength indicator uses the 3 characters following PHONE on the DIC. Each character is capable of displaying 5 bars to represent signal strength. The DIC can display the signal strength level within the range 0 to 15. The received signal strength indicator is only displayed for certain cellular telephone status information and messages.

Phone Alphanumeric Display
The display indicates a recall of a text string or phone number from a memory location. The display will include the received signal strength indicator display. The phone alphanumeric display is displayed as PHONE - XX XXXXXXXXXX. The 2 digit XX represents the number for the memory location in the cellular telephone. The 10 digit XXXXXXXXX represents the text string or phone number stored in the memory location. A text string may contain letters and numbers.

Phone - Call
The message indicates that an incoming call has been received by the cellular telephone. The message will include the received signal strength indicator display. The message can be displayed as a driver status message.

Phone Call Timer
The display indicates the length of time for a call is in progress or the running call timer is displayed. The phone call timer is displayed PHONE - TIMER XX:XX. The first XX represents minutes elapsed and the second XX presents seconds elapsed. The display will include the received signal strength indicator display. The display can be displayed as a driver status message.

The timer can be set to display the time for an individual call or set to display the running call time. The programming function is performed through the cellular telephone handset.

Phone Digit Dialing
During phone digit dialing, the cellular telephone key pad is be used to enter a phone number to be called. The display will include PHONE and the received signal strength indicator display. Up to 14 digits can be used to display the digits being dialed. The digits will start at the far right of the display and scroll from right to left as more digits are dialed. If more than 14 digits are dialed, only the last 14 digits will be displayed.

When the CLEAR button is pressed on the telephone handset, the cellular telephone deletes the last digit dialed. The digit is also removed from the DIC display and the remaining digits are scrolled one digit to the right.

Phone Incoming Caller ID
The display indicates an incoming telephone call has been received by the cellular telephone and the caller's ID can be identified. The display will include the received signal strength indicator display. The phone incoming caller ID is displayed as PHONE - XXXXXXXXXX. The 10 digit XXXXXXXXX represents the text string or phone number of the incoming caller. A text string may contain letters and numbers.

Phone - Locked
The message indicates that the cellular telephone is currently locked and that an unlock code is required to use the cellular telephone. The message will include the received signal strength indicator display. The message can be displayed as a driver status message or in the vehicle information display.

Phone - No Handset
The message indicates that the cellular telephone handset is physically disconnected. The message can be displayed as a driver status message or in the vehicle information display.

Phone - No Service
The message indicates that the cellular telephone service is not currently available. The message can be displayed as a driver status message or in the vehicle information display.

Phone - Not Present
The message indicates that the vehicle is configured to have a cellular telephone, but the cellular telephone is not communicating with the IPC. Under the above conditions, the message will be displayed when either the cellular telephone status is displayed in the vehicle information display or the driver activates the cellular telephone by pressing the PHONE or RECALL buttons on the steering wheel controls.

Phone - Off
The message indicates that the cellular telephone power button is in the state of OFF. The message can be displayed as a driver status message or in the vehicle information display.

Phone - On
The message indicates that the cellular telephone power button is in the state of ON, but no other active conditions currently exist. The message will include the received signal strength indicator display. The message can be displayed as a driver status message or in the vehicle information display.

Phone - Pause
The message indicates that the cellular telephone is currently in pause status. The message will include the received signal strength indicator display. The message can be displayed as a driver status message.

Phone - Roam A
The message indicates that the cellular telephone is currently in roam A status. The message will include the received signal strength indicator display. The message can be displayed as a driver status message or in the vehicle information display.

Phone - Roam B
The message indicates that the cellular telephone is currently in roam B status. The message will include the received signal strength indicator display. The message can be displayed as a driver status message or in the vehicle information display.

Phone Volume
The display indicates the level of the cellular telephone volume. The phone volume displays the PHONE with the received signal strength indicator display, which is followed by 3 blank characters on the DIC. After the 3 blank characters, the phone volume displays VOL and a blank character on the DIC. Then, the following 7 characters are use to display the level of the phone volume. Each character is capable of displaying 5 bars to represent volume. The DIC can display the phone volume level within the range 0 to 35. The display can be displayed as a driver status message.