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Home >> Cadillac >> 2012 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 889 (Horn System) >> Diagnostic Information and Procedures >> Scan Tool Data Definitions
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Scan Tool Data Definitions

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Battery Voltage

The scan tool displays the current state of the battery in volts.

Horn Relay Command

The scan tool displays Off/On. The horn output indicates the state that the control module has commanded for the relay.

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