FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Scan Tool Data Definitions



Scan Tool Data Definitions
Accessory Relay Command
- The scan tool displays the state of the accessory relay command.

Battery Voltage Signal
- The scan tool displays the vehicle voltage.

Ignition Mode Switch
- The scan tool displays the ignition switch voltage signal. This signal is derived from the ignition Off/Run/Crank circuit.

Ignition Switch Accessory
- The scan tool displays the state of the ignition switch accessory circuit.

Ignition Switch Run/Crank
- The scan tool displays the state of the ignition switch Run/Crank circuit.

Key In Ignition Cylinder
- The scan tool displays whether or not the key is in the ignition cylinder.

Power Mode
- The scan tool displays the vehicle power mode.

Run Relay Command
- The scan tool displays the state of the Run relay.

Run Crank Relay Command
- The scan tool displays the state of the Run Crank relay.