Scan Tool Data Definitions
WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. 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 Output
-
The scan tool displays On/Off to indicate the current state of the horn as commanded by the body control module (BCM).