Scan Tool Data Definitions

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.

# of Key Codes Learned: The scan tool displays 1-10. The scan tool displays the number of transponder values learned by the theft deterrent controller (VTD) module.

Auto Learn Timer: The scan tool displays 0-2550 seconds. The scan tool displays the current state of the Auto. Learn Timer, which must time out 3 times in order for the relearn procedure to be complete.

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.

PROM ID: The scan tool displays the PROM ID. The scan tool displays the 4-digit internal PROM ID of the module.

Security Lamp Status: The scan tool displays On/Off/Flash. 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 0-2550 seconds, The scan tool displays the current state of the Seed and key Timer, which must time out in order for the relearn procedure to be complete.

VTD Auto. Learn Timer: The scan tool displays Active/Inactive. The scan tool displays the current state of the Auto. Learn Timer, which must time out 3 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.