Scan Tool Data Definitions

WARNING: This page is about a different car, the 2004 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.

8-Digit GM Part Number: The scan tool displays an 8 digit alphanumeric number. The part number of the module.
AM Pass A Stop Level: This is the first pass stopping level for the seek/scan feature. If nothing is found above this level, the radio will then go to the AM Pass B Stop Level.
AM Pass B Stop Level: This is the second pass stopping level for the seek/scan feature.
Auto Gain Control: The scan tool displays the amount of gain applied to a remote CD player input. This is a factory preset value and is not changeable.
Auto Volume Control: The scan tool displays On/Off. The state of the auto volume control function.
Balance Control: The scan tool displays 0-252 counts. The amount of left to right balance selected.
Band Number: The scan tool displays AM/FM1/FM2. The current band that the radio is in.
Bass Control: The scan tool displays 0-252 counts. The amount of bass selected.
Battery Voltage: The scan tool displays 0-25.5 volts. The voltage measured from the modules battery positive voltage circuit to the modules ground circuit.
Calibration ID: The scan tool displays 0-9999. The number designating what calibrations the radio contains.
CD Changer Tracking Err: The scan tool displays 0-999. The number of CD tracking errors the CD changer has recorded.
CD Focus Errors: The scan tool displays 0-999. The number of CD focus errors the CD changer has recorded.
CD Load/Unload Errors: The scan tool displays 0-999. The number of CD loading and unloading errors the CD changer has recorded.
Chime: The scan tool displays On/Off indicating the requested state of the chime.
Chime Mode: The scan tool displays On/Off indicating the requested state of the chime.
Clock: The scan tool displays 12hr or 24hr.
Component Serial Number: The scan tool displays the serial number of the module.
Component Serial # 8-11: The scan tool displays 0-999. The internal programing codes of the module.
Component Serial # 12: The scan tool displays 0-99. The internal programing codes of the module.
Component Serial # 13: The scan tool displays 0-99. The internal programing codes of the module.
Day: The scan tool displays the day the software was created.
Digital Radio Antenna: This parameter indicates the amount of current being used by the digital radio antenna by measuring the voltage drop across an internal resistor. Early design modules support the mV reading while later design modules support a mA reading.
Driver Number: The scan tool displays 1-2. The memory position the driver has selected as received by Class 2 lines.
DSP Level: The scan tool displays 0-252. The amount of effect selected for DSP mode.
DSP Selected: The scan tool displays the equalization setting selected (talk, front/driver seat, ambience, spacious, or off).
Fade Control: The scan tool displays 0-252 counts. The amount of front to rear fade selected.
FM Pass A Stop Level: This is the first pass stopping level for the seek/scan feature. If nothing is found above this level, the radio will then go to the FM Pass B Stop Level.
FM Pass B Stop Level: This is the second pass stopping level for the seek/scan feature.
Ign. Cycles Since Last DTC: The scan tool displays the number of ignition cycles since the last DTC was set.
Ignition Counter: The scan tool displays the number of ignition cycles.
Language: The scan tool displays what language is being displayed on the radio.
Master PROM ID: The scan tool displays 0-9999. The identification number of the radios internal PROM.
Microphone Low: The scan tool displays 0-255 counts. The amount of noise measured in the vehicle. This is the lower of two measurements. Once this has reached the limit, noise is then measured in Microphone High.
Microphone High: The scan tool displays 0-255 counts. The amount of noise measured in the vehicle. This is the higher of two measurements. Once Microphone Low has reached the limit, noise is then measured in Microphone High.
Mid Control: The scan tool displays 0-252 counts. The amount of mid range selected.
Mono Volume Control: The scan tool displays 0-99 counts. The volume selected for the phone output.
Month: The scan tool displays the month the software was created.
Mute: The scan tool displays On/Off indicating the state of the mute button.
Mute Button: The scan tool displays On/Off indicating the state of the mute button.
New VIN Counter: The scan tool displays 0-99. The number of times the radio has been in different vehicles.
Phone Active: The scan tool displays Active/Inactive. Whether or not the phone is currently active.
Point of Sale: The scan tool displays the country the vehicle was sold in.
Power Mode: The scan tool displays what power mode the module is on.
Power Mode Config.: The vehicle configuration that the radio is set up for (Deville, Seville, or Eldorado).
Preset Settings: The scan tool displays Home/Away. Whether the radio is set to home settings or away settings.
PROM ID: The scan tool displays 0-9999. The identification number of the radios internal PROM.
PROM ID for Navigation: The scan tool displays 0-9999. The identification number of the radios internal PROM.
PROM ID for Audio: The scan tool displays 0-9999. The identification number of the radios internal PROM.
Radio ID: The scan tool displays the radio ID of the digital radio receiver.
Region Code: The scan tool displays the region the radio is set for (US, Asia, Australia, Europe, Saudi).
Signal Strength: The scan tool displays 0-255 decibels. The strength of the station that the radio is tuned to.
Slave PROM ID: The scan tool displays 0-9999. The identification number of the radios internal PROM.
Software Version: The scan tool displays the version of software.
Source Selected: The scan tool displays which sound source has been selected (Tuner, Cassette, CD/MD, CDX, Phone, Radio Off).
Theft Lock: The scan tool displays Active/Inactive. The scan tool displays active when the radio receives the incorrect VIN number across Class 2 lines.
Tone Generator: The scan tool displays 0-255 counts. The volume of the chime.
Total Cassette Hours: The scan tool displays 0-999 hrs. The total number of hours the cassette player has been used.
Total CD/MD Hours: The scan tool displays 0-999 hrs. The total number of hours the CD/MD player has been used.
Total Radio Hours: The scan tool displays 0-999 hrs. The total number of hours the radio has been used.
Treble Control: The scan tool displays 0-252 counts. The amount of treble selected.
Volume Control: The scan tool displays 0-255 counts. The volume selected.
Year: The scan tool displays the year the software was created.