Scan Tool Data Definitions

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Battery Voltage: The scan tool displays 0-20 Volts. The scan tool displays the voltage as received by the Module.
Battery Voltage Signal: The scan tool displays 0-20 Volts. The scan tool displays the voltage as received by the Module.
Crank Request Signal: The scan tool displays Yes/No. The scan tool displays No until the ignition is placed into the START position then Yes is displayed.
GEN F-Terminal Signal: The scan tool displays 0-100%. The scan tool displays 0-100% until the engine is started and the engine control module (ECM) receives a signal from the generator then OK is displayed.
GEN L-Terminal Command: The scan tool displays 0-100%. The scan tool displays the percentage of the output voltage of the generator.
GEN L-Terminal Circuit Status: The scan tool displays Incomplete, Short Gnd / Open, Short to B+, or OK. The scan tool displays the status of the GEN-L Terminal circuit.
Ignition 1 Signal: The scan tool displays 0-20 Volts. The scan tool displays the voltage as received on the Ignition 1 circuit to the module.
Ignition Accessory Signal: The scan tool displays ON/OFF. The scan tool displays if the ignition 0 signal is On or OFF.
Ignition Voltage Signal: The scan tool displays Present/Not Present. The scan tool displays the status of the ignition voltage signal on the theft deterrent module (TDM).
PNP Switch (If Equipped): The scan tool displays Park/Neutral or In Gear. The scan tool displays the position of the transmission setting.
Start Disabled: The scan tool displays YES/NO. The scan tool displays YES if the TDM has disabled the starting function.
Starter Relay Command: The scan tool displays ON/OFF. The scan tool displays Off until the ignition is placed into the CRANK position, then it reads On.
Starter Relay Circuit Status: The scan tool displays Incomplete, Short Gnd/Open, Short to B+, or OK. The scan tool displays the status of the STRTR relay.
Start Up State of Charge: The scan tool displays 1-100%. The scan tool displays the state of charge at initial key up.
Prev. State of Charge: The scan tool displays 0-100%. The scan tool displays the state of charge from the previous ignition cycle.
State of Charge: The scan tool displays 0-100%. The scan tool displays the present state of charge.
State of Charge Low: The scan tool displays YES/NO. The scan tool displays YES if the present state of charge is low.