For 1990-2009 cars

### Theft Deterrent Scan Tool Data Parameters

Parameter | Operating Conditions | Expected Value | Definition
--- | --- | --- | ---
Ignition is ON, engine OFF, and vehicle is stationary
Auto Learn Counter | -- | 0 counts | This displays Counts. This is the number of times the auto learn procedure was carried out by the TDM
Auto Learn Timer | -- | 0:00 mins | This displays minutes. This is the amount of minutes the TDM took to auto learn.
Fleet Vehicle | -- | Yes | The scan tool will display whether the vehicle is a fleet car.
-- | No
Learn Coded Key | -- | Yes | The scan tool will display whether the module has learned the code of the key in use.
-- | No
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.
Not Present
Immobilisation | Immobilisation activated | Active | The scan tool displays Active or Inactive to indicate the status of the immobilisation.
Immobilisation deactivated | Inactive
Immobilizer Programmed | -- | Yes | The scan tool will display if the immobilizer is programmed or not.
-- | No
Master Keys Learned | -- | 2 counts | The scan tool will display the total number of keys programmed as master keys to the vehicle.
PCM Auto Learn Timer | -- | Active | The scan tool displays Active or Inactive. This is the current state of the ECM auto learn timer.
-- | Inactive
PCM Password Learned | -- | Enabled | The scan tool displayed whether the fuel enabled password is enabled or disabled to the ECM
-- | Disabled
Power Mode | Ignition is in OFF position | Off | This parameter displays Off/Accessory/Run/Crank. This is the status of the system power mode dependent on the ignition position.
Ignition is in ACC position | Accessory
Ignition is in RUN position | Run
Ignition is in CRANK position | Crank
Powertrain DTC | -- | Yes | The scan tool displays Yes or No. Yes is displayed if there is a powertrain DTC stored in the ECM or TCM.
-- | No
Previous TDM State | -- | Learn Keys Standby | This was the last state of the TDM.
-- | Wake up
-- | Monitor Key
Security Code Programmed | -- | Yes | The scan tool displays Yes or No. Yes is displayed if a security code is programmed.
-- | No
Start Disabled | -- | Yes | The scan tool displays Yes or No. Yes is displayed if the starter is disabled.
-- | No
Tamper Status | -- | Active | The scan tool displays whether theft is in the tamper state.
Theft Deterrent Module (TDM) State | -- | Learn Keys Standby | This was the last state of the TDM.
-- | Wake up
-- | Monitor Key
Telltale Status | -- | On | This is the state of the security indicator.
-- | Off
Theft Problem | -- | Yes | The scan tool displays Yes or No. Yes is displayed if there is a theft problem.
-- | No
Total Keys Learned | -- | 2 counts | 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.
-- | Not Present
Valid Key | -- | Yes | The scan tool displays Yes if a valid transponder key is present.
No