For 1990-2009 cars only
8-Digit GM Part Number: The scan tool displays the 8-Digit GM
Part Number. The scan tool displays the part number of the control module .
Auto. Learn Timer: The scan tool displays 1-10 Minutes. The scan tool displays the current state of the Auto. Learn Timer which increments in 10 second intervals. The Auto. Learn Timer must time out 3 times in order for the relearn procedure to be complete.
Battery Reconnect: The scan tool displays On/Off. When the module senses a battery reconnect the scan tool displays On.
Calibration ID: The scan tool displays the Calibration ID. Display indicates the calibration ID of the VTD systems module.
CTD State: The scan tool displays Standby/Open/Ignition 1/Locked/Ignition & Door/Arm Pending/Armed/Alarm. The scan tool displays Standby when all doors are closed, the doors are in the unlocked position and the ignition is OFF. The scan tool displays Open when any door is open and the ignition is OFF. The scan tool displays Locked when any door is open, the doors are locked by using either the power door lock switch or keyless entry transmitter and the ignition is OFF. The scan tool displays Ign 1 when all doors are closed and the ignition is ON. The scan tool displays Ign & Door when any door is open and the ignition is ON. The scan tool displays Arm Pending when all doors are closed, the doors are locked by using either the power door lock switch or keyless entry transmitter, and the ignition is OFF. The scan tool displays Armed when all doors are closed, the doors are locked by using either the power door lock switch or keyless entry transmitter, the ignition is OFF and CTD system has transitioned from the Arm Pending state, security indicator on steady, to the Armed state, security indicator OFF. The scan tool displays Alarm when the CTD system is in the Armed state and any door is opened.
Driver Door Cylinder Switch: The scan tool displays Idle/Unlock. The scan tool displays Unlock when the door key cylinder is rotated to the unlock position.
Driver Door Jamb Sw.: The scan tool displays On/Off. Display indicates the current state of the driver door jamb switch. On indicates the door is open and Off indicates the door is closed.
Ignition Counter: The scan tool displays 0-99. The module counts each time the ignition is cycled from ON to OFF.
Julian Date of Build: The scan tool displays the Julian Date of Build. Display indicates the date the module was built.
Left Rear Door Jamb Sw.: The scan tool displays On/Off. Display indicates the current status of the left rear door jamb switch. On indicates the door is open and off indicates the door is closed.
Manufactures Enable Counter: The scan tool displays 0-255. The Manufactures Enable Counter is cleared prior to leaving the assembly plant. This data value is for use at the assembly plant only.
No. of Learned Key Codes : The scan tool displays 1-10. The scan tool displays the number of transponder values learned by the VTD system.
Pass. Door Jamb Sw.: The scan tool displays On/Off. Display indicates the current state of the passenger door jamb switch. On indicates the door is open and Off indicates the door is closed.
PCM/VCM in VTD Fail Enable: The scan tool displays Yes/No. The scan tool displays Yes when the PCM is in fail enable. This indicates a failure occurred in the VTD system.
Power Mode Change: The scan tool displays On/Off. The scan tool displays On when the power source has changed from ON, IGN or RAP.
PROM ID: The scan tool displays the PROM ID. The scan tool displays the 4-digit internal PROM ID of the module.
Rt. Rear Door Jamb Sw.: The scan tool displays On/Off. Display indicates the current state of the right rear door jamb switch. On indicates the door is open and Off indicates the door is closed.
Security Lamp Status: The scan tool displays On/Off. The scan tool displays the current state of the security indicator as commanded by the VTD system.
Seed and Key Timer: The scan tool displays 1-10 Minutes. The scan tool displays the current state of the Seed and Key Timer which increments in 10 second intervals. The Seed and Key Timer must time out in order for the relearn procedure to be complete.
Starter Relay Status: The scan tool displays On/Off. The scan tool will display On when the ignition is in the crank position and the PCM has received a correct password from the VTD system.
VTD Auto. Learn Timer: The scan tool displays Active/Inactive. The scan tool displays the current state of the VTD Auto. Learn Timer, which must time out three times in order for the relearn procedure to be complete.
VTD Fuel Disable: The scan tool displays Active/Inactive. The scan tool displays Active when the PCM has received a disable password from the VTD system.
VTD Fuel Disable Until Ign. Off: The scan tool displays Yes/No. The scan tool displays Yes when the PCM has received the fuel disable password from the VTD system. This indicates the PCM will not allow fuel delivery until the ignition is switched OFF prior to another start attempt.
VTD States: The scan tool displays Ignition Off/Normal Decision/Learn First key/Tamper/Monitor Key/Fail Enable/Learn More Keys/Seedkey Lrn Pend/Seedkey Learn/Auto Learn Pend/Auto Learn/Wakeup/No Coded Key/Check Second Key/Auto Lrn Done. The scan tool displays Ignition Off when the ignition is switched from ON to OFF for longer than 10 seconds.The scan tool displays Normal Decision when the ignition is On and the VTD system has read a learned key transponder value. The scan tool displays Learn First Key when the ignition is ON and the VTD system is ready to learn the first key transponder value. The scan tool displays Tamper when the ignition is ON and the VTD system has read a key transponder value that is NOT a learned value. The scan tool displays Monitor Key when the ignition is ON and the VTD system is operating normally. The scan tool displays Fail Enable when the ignition is ON and the VTD system was in the Monitor Key state and lost communications with the key transponder. The scan tool displays Learn More Keys when the VTD system has read the required number of transponder values to perform the adding keys procedure. The scan tool displays Seedkey Lrn Pend when the ignition is ON and the VTD system 10-minute learn timer has not expired. The scan tool displays Seedkey Learn when the ignition is ON and the VTD system 10-minute learn timer has expired. The scan tool displays Auto Learn Pend when the VTD system auto learn counter has not incremented 3 successful times during the 30-minute learn procedure. The scan tool displays Auto Learn when the ignition is ON and the 30-minute learn procedure was completed successfully. The scan tool displays Wakeup when the ignition is switched from OFF to ON and the VTD system is asleep. The scan tool displays No Coded Key when the ignition is ON and the VTD system is unable to read a key transponder value. The scan tool displays Check Second Key when the ignition is switched from ON to OFF after the VTD system has read a learned key transponder value. The scan tool displays Auto Lrn Done when the VTD system has learned at least one key transponder value and has exited the 30-minute learn procedure.
Year Module Built: The scan tool displays the year the module was built.
Auto. Learn Timer: The scan tool displays 1-10 Minutes. The scan tool displays the current state of the Auto. Learn Timer which increments in 10 second intervals. The Auto. Learn Timer must time out 3 times in order for the relearn procedure to be complete.
Battery Reconnect: The scan tool displays On/Off. When the module senses a battery reconnect the scan tool displays On.
Calibration ID: The scan tool displays the Calibration ID. Display indicates the calibration ID of the VTD systems module.
CTD State: The scan tool displays Standby/Open/Ignition 1/Locked/Ignition & Door/Arm Pending/Armed/Alarm. The scan tool displays Standby when all doors are closed, the doors are in the unlocked position and the ignition is OFF. The scan tool displays Open when any door is open and the ignition is OFF. The scan tool displays Locked when any door is open, the doors are locked by using either the power door lock switch or keyless entry transmitter and the ignition is OFF. The scan tool displays Ign 1 when all doors are closed and the ignition is ON. The scan tool displays Ign & Door when any door is open and the ignition is ON. The scan tool displays Arm Pending when all doors are closed, the doors are locked by using either the power door lock switch or keyless entry transmitter, and the ignition is OFF. The scan tool displays Armed when all doors are closed, the doors are locked by using either the power door lock switch or keyless entry transmitter, the ignition is OFF and CTD system has transitioned from the Arm Pending state, security indicator on steady, to the Armed state, security indicator OFF. The scan tool displays Alarm when the CTD system is in the Armed state and any door is opened.
Driver Door Cylinder Switch: The scan tool displays Idle/Unlock. The scan tool displays Unlock when the door key cylinder is rotated to the unlock position.
Driver Door Jamb Sw.: The scan tool displays On/Off. Display indicates the current state of the driver door jamb switch. On indicates the door is open and Off indicates the door is closed.
Ignition Counter: The scan tool displays 0-99. The module counts each time the ignition is cycled from ON to OFF.
Julian Date of Build: The scan tool displays the Julian Date of Build. Display indicates the date the module was built.
Left Rear Door Jamb Sw.: The scan tool displays On/Off. Display indicates the current status of the left rear door jamb switch. On indicates the door is open and off indicates the door is closed.
Manufactures Enable Counter: The scan tool displays 0-255. The Manufactures Enable Counter is cleared prior to leaving the assembly plant. This data value is for use at the assembly plant only.
No. of Learned Key Codes : The scan tool displays 1-10. The scan tool displays the number of transponder values learned by the VTD system.
Pass. Door Jamb Sw.: The scan tool displays On/Off. Display indicates the current state of the passenger door jamb switch. On indicates the door is open and Off indicates the door is closed.
PCM/VCM in VTD Fail Enable: The scan tool displays Yes/No. The scan tool displays Yes when the PCM is in fail enable. This indicates a failure occurred in the VTD system.
Power Mode Change: The scan tool displays On/Off. The scan tool displays On when the power source has changed from ON, IGN or RAP.
PROM ID: The scan tool displays the PROM ID. The scan tool displays the 4-digit internal PROM ID of the module.
Rt. Rear Door Jamb Sw.: The scan tool displays On/Off. Display indicates the current state of the right rear door jamb switch. On indicates the door is open and Off indicates the door is closed.
Security Lamp Status: The scan tool displays On/Off. The scan tool displays the current state of the security indicator as commanded by the VTD system.
Seed and Key Timer: The scan tool displays 1-10 Minutes. The scan tool displays the current state of the Seed and Key Timer which increments in 10 second intervals. The Seed and Key Timer must time out in order for the relearn procedure to be complete.
Starter Relay Status: The scan tool displays On/Off. The scan tool will display On when the ignition is in the crank position and the PCM has received a correct password from the VTD system.
VTD Auto. Learn Timer: The scan tool displays Active/Inactive. The scan tool displays the current state of the VTD Auto. Learn Timer, which must time out three times in order for the relearn procedure to be complete.
VTD Fuel Disable: The scan tool displays Active/Inactive. The scan tool displays Active when the PCM has received a disable password from the VTD system.
VTD Fuel Disable Until Ign. Off: The scan tool displays Yes/No. The scan tool displays Yes when the PCM has received the fuel disable password from the VTD system. This indicates the PCM will not allow fuel delivery until the ignition is switched OFF prior to another start attempt.
VTD States: The scan tool displays Ignition Off/Normal Decision/Learn First key/Tamper/Monitor Key/Fail Enable/Learn More Keys/Seedkey Lrn Pend/Seedkey Learn/Auto Learn Pend/Auto Learn/Wakeup/No Coded Key/Check Second Key/Auto Lrn Done. The scan tool displays Ignition Off when the ignition is switched from ON to OFF for longer than 10 seconds.The scan tool displays Normal Decision when the ignition is On and the VTD system has read a learned key transponder value. The scan tool displays Learn First Key when the ignition is ON and the VTD system is ready to learn the first key transponder value. The scan tool displays Tamper when the ignition is ON and the VTD system has read a key transponder value that is NOT a learned value. The scan tool displays Monitor Key when the ignition is ON and the VTD system is operating normally. The scan tool displays Fail Enable when the ignition is ON and the VTD system was in the Monitor Key state and lost communications with the key transponder. The scan tool displays Learn More Keys when the VTD system has read the required number of transponder values to perform the adding keys procedure. The scan tool displays Seedkey Lrn Pend when the ignition is ON and the VTD system 10-minute learn timer has not expired. The scan tool displays Seedkey Learn when the ignition is ON and the VTD system 10-minute learn timer has expired. The scan tool displays Auto Learn Pend when the VTD system auto learn counter has not incremented 3 successful times during the 30-minute learn procedure. The scan tool displays Auto Learn when the ignition is ON and the 30-minute learn procedure was completed successfully. The scan tool displays Wakeup when the ignition is switched from OFF to ON and the VTD system is asleep. The scan tool displays No Coded Key when the ignition is ON and the VTD system is unable to read a key transponder value. The scan tool displays Check Second Key when the ignition is switched from ON to OFF after the VTD system has read a learned key transponder value. The scan tool displays Auto Lrn Done when the VTD system has learned at least one key transponder value and has exited the 30-minute learn procedure.
Year Module Built: The scan tool displays the year the module was built.
