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
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The scan tool displays the value of the battery voltage.
- Ignition 0
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The scan tool displays On when the ignition switch is in the ACCESSORY, RUN or CRANK position.
- Ignition 1
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The scan tool displays On when the ignition switch is in the RUN or CRANK position.
- Ignition 3
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The scan tool displays On when the ignition switch is in the RUN position.
- Ignition Accessory
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The scan tool displays Active when the ignition switch is in the ACCESSORY or RUN position.
- Key In Ignition
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The scan tool displays Yes when the ignition key is inserted into the ignition switch cylinder. The BCM uses this data to control the chime feature.
- SWC Switch Voltage
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The scan tool displays the voltage read by BCM at steering wheel control input.
- SWC Switch Power
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The scan tool display the state of the switched power output to the steering wheel switches and rear wiper.