Communication Interface Module Scan Tool Information
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Communication Interface Module Scan Tool Information
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Telematic Control Module, Scan Tool Data Parameters
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Parameter
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System State
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Expected Value
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Description
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Operating conditions:
Ignition ON
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GPS Data
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Calibration status
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-
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Calibrated or NOT calibrated
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Indicates calibration status
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Calibration method for position
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-
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Varies
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Indicates the method used to determine position. (0) GPS, (1) Wheel speed only, (2) Wheel speed and GPS combined, (3) Gyro only, (4) Gyro and GPS combined, (5) No fix
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Month
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-
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MM
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Shows the current month.
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Day
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-
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DD
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Shows the current day.
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Year
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-
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YY
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Shows the current year.
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Hour
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-
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HH
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Shows GPS hour (24-hour format - GMT).
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Minute
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-
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MM
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Shows GPS minute.
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Second
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-
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SS
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Shows GPS second.
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GPS signal
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-
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Varies
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The scan tool shows YES or NO. YES indicates that the telematic control module receives a GPS signal.
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Signal Strength Data
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Receiver ID number
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-
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Varies
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The scan tool displays a 2-5 digit value. This is the receiver's ID number.
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GSM signal strength
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-
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Varies
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The scan tool displays 0-127. This is the signal strength of the telematic control module.
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Signal Type
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-
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Digital
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Shows the signal type received by the telematic control module.
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Bluetooth Data
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Bluetooth
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-
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Active
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Indicates whether Bluetooth is activated or deactivated.
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Bluetooth link status
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-
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Varies
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Shows the current link status. (0) Not connected, (1) Connected/standby, (2) Call active, (3) 3-way call active
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Bluetooth link quality
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-
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Varies
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The scan tool displays a decimal value between 0 and 255.
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Bluetooth phone to telematic control module; authorisation status
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-
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Activated or Deactivated
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Shows Bluetooth phone to telematic control module authorisation status
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Bluetooth phone to telematic control module; communication status
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-
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Activated or Deactivated
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Shows Bluetooth phone communication status with telematic control module
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Bluetooth phone, voice activation
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-
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Activated or Deactivated
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Shows the status the Bluetooth phone's voice activation.
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Telematic Control Module, Scan Tool Output Signals
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Output Data
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Description
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B1000 Information
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This shows the data recorded when DTC B1000 was set in the telematic control module.
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Green LED
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The telematics communication interface control module illuminates the green LED when ON is selected.
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Phone Call Test
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When ON is selected, the telematics communication interface control module commands OnStar to connect to the OnStar Centre.
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Red LED
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The telematics communication interface control module illuminates the red LED when ON is selected.
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PRL Update
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The telematic control module performs a preferred roaming list (PRL) update when this is selected.
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Reset of vehicle speed limitation
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Resets the speed limitation function.
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