Body Control Module (BCM)
WARNING: This page is about a different car, the 2007 Saturn Sky. However, it is still accessible from the selected car via links, so may be relevant.
- Battery Voltage Signal
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The scan tool displays 0 - 20 volts. The scan tool displays the voltage as received by the body control module (BCM).
- Brake Lamp Cmd.
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The scan tool displays On and Off. The scan tool displays the status of the brake switch to the BCM.
- BTSI Solenoid
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The scan tool displays On and Off. The scan tool displays the status of the BTSI solenoid to the BCM.