For 1990-2009 cars

#### Theft Deterrent Module Scan Tool Data Parameters

Parameter | System State | Expected Value | Definition
--- | --- | --- | ---
Operating Conditions: Ignition ON
Auto Learn Counter | -- | Varies | This displays Counts. The scan tool displays the count value when using the 30-minute reprogramming procedure. Three 10-minute cycles, or 3 counts, are required to complete the 30-minute auto learn reprogramming procedure.
Auto. Learn Timer | -- | Varies | This displays minutes. The scan tool displays the time in minutes remaining by the TDM to learn a valid code from the transponder using the 30-minute auto learn reprogramming procedure.
Battery Reconnect | -- | No | The scan tool displays Yes or No. Yes is displayed if the battery was recently reconnected.
Fleet Vehicle | -- | No | The scan tool displays Yes or No. Yes is displayed if the vehicle is a fleet vehicle.
Fuel Continue | -- | No | The scan tool displays Yes or No.
Fuel Disable Ignition Off | -- | Yes | The scan tool displays Yes or No. Yes is displayed if the fuel is disabled during ignition OFF.
Fuel Disable Timeout | -- | No | The scan tool displays Yes or No. Yes is displayed if the fuel disable timed out.
Ignition Voltage Signal | -- | Present | The scan tool displays Present or Not Present. Present is displayed if there is an ignition voltage signal to the TDM.
Immobilization | -- | Inactive | The scan tool displays Active or Inactive. This is the state of the immobilizer system.
Immobilizer Programmed | -- | Yes | The scan tool displays Yes or No. This is the state of the immobilizer system programming.
Incorrect VIN 1 | -- | No Error | The scan tool displays Unknown, No Error, ECM/PCM, TCM, EBCM, DSCC, TBCM, ESCM, ASCM, BCM, BCM Aux., SDM, PPS, ROS, PIDM, IPC, DIC, HUD, Chime, Radio, Amp., CDX, RSA, DRR, Onstar, HVAC, RCC, DDM, PDM, LRDM, RRDM, LGM, PSDM, MSM, HVSM, RCDLR, SOD, TDM or SCLM. The module displayed has an incorrect VIN programmed into that module.
Incorrect VIN 2 | -- | No Error | The scan tool displays Unknown, No Error, ECM/PCM, TCM, EBCM, DSCC, TBCM, ESCM, ASCM, BCM, BCM Aux., SDM, PPS, ROS, PIDM, IPC, DIC, HUD, Chime, Radio, Amp., CDX, RSA, DRR, Onstar, HVAC, RCC, DDM, PDM, LRDM, RRDM, LGM, PSDM, MSM, HVSM, RCDLR, SOD, TDM or SCLM. The module displayed has an incorrect VIN programmed into that module.
Incorrect VIN 3 | -- | No Error | The scan tool displays Unknown, No Error, ECM/PCM, TCM, EBCM, DSCC, TBCM, ESCM, ASCM, BCM, BCM Aux., SDM, PPS, ROS, PIDM, IPC, DIC, HUD, Chime, Radio, Amp., CDX, RSA, DRR, Onstar, HVAC, RCC, DDM, PDM, LRDM, RRDM, LGM, PSDM, MSM, HVSM, RCDLR, SOD, TDM or SCLM. The module displayed has an incorrect VIN programmed into that module.
Incorrect VIN 4 | -- | No Error | The scan tool displays Unknown, No Error, ECM/PCM, TCM, EBCM, DSCC, TBCM, ESCM, ASCM, BCM, BCM Aux., SDM, PPS, ROS, PIDM, IPC, DIC, HUD, Chime, Radio, Amp., CDX, RSA, DRR, Onstar, HVAC, RCC, DDM, PDM, LRDM, RRDM, LGM, PSDM, MSM, HVSM, RCDLR, SOD, TDM or SCLM. The module displayed has an incorrect VIN programmed into that module.
Incorrect VIN 5 | -- | No Error | The scan tool displays Unknown, No Error, ECM/PCM, TCM, EBCM, DSCC, TBCM, ESCM, ASCM, BCM, BCM Aux., SDM, PPS, ROS, PIDM, IPC, DIC, HUD, Chime, Radio, Amp., CDX, RSA, DRR, Onstar, HVAC, RCC, DDM, PDM, LRDM, RRDM, LGM, PSDM, MSM, HVSM, RCDLR, SOD, TDM or SCLM. The module displayed has an incorrect VIN programmed into that module.
Incorrect VIN 6 | -- | No Error | The scan tool displays Unknown, No Error, ECM/PCM, TCM, EBCM, DSCC, TBCM, ESCM, ASCM, BCM, BCM Aux., SDM, PPS, ROS, PIDM, IPC, DIC, HUD, Chime, Radio, Amp., CDX, RSA, DRR, Onstar, HVAC, RCC, DDM, PDM, LRDM, RRDM, LGM, PSDM, MSM, HVSM, RCDLR, SOD, TDM or SCLM. The module displayed has an incorrect VIN programmed into that module.
Incorrect VIN 7 | -- | No Error | The scan tool displays Unknown, No Error, ECM/PCM, TCM, EBCM, DSCC, TBCM, ESCM, ASCM, BCM, BCM Aux., SDM, PPS, ROS, PIDM, IPC, DIC, HUD, Chime, Radio, Amp., CDX, RSA, DRR, Onstar, HVAC, RCC, DDM, PDM, LRDM, RRDM, LGM, PSDM, MSM, HVSM, RCDLR, SOD, TDM or SCLM. The module displayed has an incorrect VIN programmed into that module.
Incorrect VIN 8 | -- | No Error | The scan tool displays Unknown, No Error, ECM/PCM, TCM, EBCM, DSCC, TBCM, ESCM, ASCM, BCM, BCM Aux., SDM, PPS, ROS, PIDM, IPC, DIC, HUD, Chime, Radio, Amp., CDX, RSA, DRR, Onstar, HVAC, RCC, DDM, PDM, LRDM, RRDM, LGM, PSDM, MSM, HVSM, RCDLR, SOD, TDM or SCLM. The module displayed has an incorrect VIN programmed into that module.
Incorrect VIN 9 | -- | No Error | The scan tool displays Unknown, No Error, ECM/PCM, TCM, EBCM, DSCC, TBCM, ESCM, ASCM, BCM, BCM Aux., SDM, PPS, ROS, PIDM, IPC, DIC, HUD, Chime, Radio, Amp., CDX, RSA, DRR, Onstar, HVAC, RCC, DDM, PDM, LRDM, RRDM, LGM, PSDM, MSM, HVSM, RCDLR, SOD, TDM or SCLM. The module displayed has an incorrect VIN programmed into that module.
Incorrect VIN 10 | -- | No Error | The scan tool displays Unknown, No Error, ECM/PCM, TCM, EBCM, DSCC, TBCM, ESCM, ASCM, BCM, BCM Aux., SDM, PPS, ROS, PIDM, IPC, DIC, HUD, Chime, Radio, Amp., CDX, RSA, DRR, Onstar, HVAC, RCC, DDM, PDM, LRDM, RRDM, LGM, PSDM, MSM, HVSM, RCDLR, SOD, TDM or SCLM. The module displayed has an incorrect VIN programmed into that module.
Learn Coded Key | -- | No | The scan tool displays Yes or No.
Master Keys Learned | -- | Varies | This displays Counts. This is the number of master keys learned by the TDM.
PCM Authentication Status | -- | Valid | The scan tool displays Unknown, Incorrect, Negative or Valid. This is the state of the PCM authentication.
PCM Auto. Learn Timer | -- | Inactive | The scan tool displays Active or Inactive. The scan tool displays Active when the PCM is in auto learn.
PCM Password Learning | -- | Enabled | The scan tool displays Enabled or Disabled. The scan tool displays Enabled when the PCM is in learn mode.
PCM Release Status | -- | Release | The scan tool displays Unknown, Post Release, Pre-Release or Release. This is the release status of the ECM.
Power Mode | -- | Run | The scan tool displays Off, Accessory, Run or Crank Request. The scan tool displays the current vehicle power mode.
Powertrain DTC | -- | No | The scan tool displays Yes or No. Yes is displayed if there is a powertrain DTC stored in the ECM or TCM.
Previous TDM State | -- | Varies | The scan tool displays Asleep, Wakeup, Normal, Learn Passkey, Tamper, Monitor Key, Fail Pending, Fail Enabled, Lrn Keys Stdby, Learn More Keys, Learn Pending, Auto Learn, Auto. Lrn. Done, No Coded Key, Check Second Key, VIN Check or VIN Timer. The scan tool displays the TDM state of the last ignition cycle.
Security Code Programmed | -- | No | The scan tool displays Yes or No. Yes is displayed if a security code is programmed.
Start Disabled | -- | No | The scan tool displays Yes or No. Yes is displayed if the starter is disabled.
Substitution Detection Status | -- | Pass | The scan tool displays Pass or Fail. Pass is displayed if the TDM does not sense a module with incorrect VIN programming.
Tamper Status | -- | Inactive | The scan tool displays Active or Inactive. The scan tool displays Active when a tamper condition is detected.
TDM State | -- | Varies | The scan tool displays Asleep, Wakeup, Normal, Learn Passkey, Tamper, Monitor Key, Fail Pending, Fail Enabled, Lrn Keys Stdby, Learn More Keys, Learn Pending, Auto Learn, Auto. Lrn. Done, No Coded Key, Check Second Key, VIN Check or VIN Timer. The scan tool displays the TDM state for the current ignition cycle.
Telltale Status | -- | Off | The scan tool displays On, Off, Flash or Invalid. The scan tool displays the state of the body control module (BCM) commanding the security indicator.
Theft Problem | -- | No | The scan tool displays Yes or No. Yes is displayed if there is a theft problem.
Total Keys Learned | -- | Varies | This displays Counts. This is the number of total keys learned by the TDM.
Transponder Key | -- | Present | The scan tool displays Present or Not Present. Present is displayed when a transponder is present. This does not mean that this is a valid or learned transponder, but only that a transponder is present.
Valid Key | -- | Yes | The scan tool displays Yes or No. The scan tool displays Yes when a valid transponder key is present.
Valid VIN | -- | Yes | The scan tool displays Yes or No. Yes is displayed if the VIN is valid.
VIN Learned | -- | Yes | The scan tool displays Yes or No. Yes is displayed if the VIN was learned.
VIN Message Received | -- | Yes | The scan tool displays Yes or No. Yes is displayed if the VIN message is received.