Scan Tool Data Definitions
- Battery Voltage
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The scan tool displays the battery voltage available to the body control module (BCM).
- Ignition 1
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The scan tool displays Active when the ignition switch is in the RUN or CRANK position.
- Ignition 3
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The scan tool displays Active when the ignition switch is in the RUN position only.
- Ignition Power Mode
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The scan tool displays the position of the ignition switch. The scan tool displays Off, Run, Crank and Unknown. The word Unknown is displayed when the BCM can not determine the position of the ignition switch.
- Key in Ignition
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The scan tool displays Yes when the ignition key is fully inserted into the ignition switch cylinder. The BCM uses this data to control the chime feature.
- Module Part Number
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The scan tool displays the part number of the BCM that is in the vehicle.
- Software Design Suffix
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The scan tool displays the version of the software that is in the BCM.
- Software Part Number
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The scan tool displays the part number of the software that is in the BCM.