Scan Tool Data Definitions

8 DIGIT GM PART NUMBER: Displays the part number for the control module.

BATTERY VOLTAGE: Displays 0 to 25.5 volts. The battery voltage level at the module.

CALIBRATION ID: Displays the calibration ID for the control module.

COMPONENT SERIAL # 8-11: Digits 8 to 11 of the component serial number of the control module.

COMPONENT SERIAL # 12: Digit 12 of the component serial number of the control module.

COMPONENT SERIAL # 13-16: Digits 13 to 16 of the component serial number of the control module.

COMPONENT SERIAL # 17-18: Digits 17 to 18 of the component serial number of the control module.

CONTROLLED POWER: The scan tool displays On/Off. The commanded state of the controlled power terminal.

DOOR JAMB SWITCH: The scan tool displays On/Off. The input of the passenger door open switch, where a closed switch (passenger door open) is displayed as On.

DRIVER DOOR JAMB SWITCH: The scan tool displays On/Off. The input of the driver door open switch, where a closed switch (driver door open) is displayed as On.

D.R.L. OUTPUT: The scan tool displays On/Off. The commanded state of the DRL relay.

EXTERIOR LAMP OUTPUT: The scan tool displays On/Off. The commanded state of the exterior lamp control terminal.

FRONT FOG LAMP RELAY: The scan tool displays On/Off. The commanded state of the front fog lamp relay.

FRONT FOG LAMP SWITCH: The scan tool displays On/Off. The input of the front fog lamps switch, where a closed switch is displayed as On.

HEAD LAMP SWITCH: The scan tool displays On/Off. The status of the headlamp switch.

HIGH BEAM OUTPUT: The scan tool displays On/Off. The commanded state of the high beam control terminal.

HIGH BEAM SWITCH: The scan tool displays On/Off. The Instrument Cluster (IPC) uses this input to determine when to request the high beam headlamps to be activated.

INADVERTENT POWER OUTPUT: The scan tool displays On/Off. The commanded state of the inadvertent power control terminal.

INCANDESCENT DIM # 1: The scan tool displays 0-255 counts. The percentage of dimming sent to the incandescent lamps.

INCANDESCENT DIM # 2: The scan tool displays 0-255 counts. The percentage of dimming sent to the incandescent lamps.

INCANDESCANT DIM POT: The scan tool displays 0-255 counts. The interior dimmer switch input signal.

INTERIOR LAMP SWITCH: The scan tool displays On/Off. The input of the interior lamps switch, where a closed switch is displayed as On.

INTERIOR LAMP OUTPUT: The scan tool displays On/Off. The commanded state of the interior lamp relay.

JULIAN DATE OF BUILD: The scan tool displays year and day. The first digit indicates the last digit of the year that the control module was built. The remaining 3 digits indicate the day of the year that the control module was built.

LAST 4 DIGITS OF PART # : The scan tool displays the last 4 digits of the control module part number.

LEFT TURN SIGNAL INDICATOR: The scan tool displays On/Off. The status of the Left Turn Signal. The Instrument Cluster uses this input to determine when to flash the left turn signal indicator.

LOW BEAM OUTPUT: The scan tool displays On/Off. The commanded state of the low beams control terminal.

PARK LAMP SWITCH: The scan tool displays On/Off. The input of the park lamps switch, where a closed switch is displayed as On.

PARK LAMP RELAY OUTPUT: The scan tool displays On/Off. The commanded state of the park lamp relay.

PROM ID: The scan tool displays the PROM ID for the control module.

REVERSE RELAY OUTPUT: The scan tool displays On/Off The commanded state of the reverse lamp relay.

RIGHT TURN SIGNAL INDICATOR: The scan tool displays On/Off. The status of the right turn signal. The Instrument Cluster uses this input to determine when to flash the right turn signal indicator.

TWILIGHT DELAY: The scan tool displays 0-255 counts. The twilight delay control input signal.

TWILIGHT PHOTO: The scan tool displays 0-255 counts. The ambient light sensor input signal.

TWILIGHT SWITCH: The scan tool displays On/Off. The input of the twilight enable switch, where a closed switch is displayed as Off.

YEAR MODULE BUILT: Displays the year that the control module was built.