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Home >> Cadillac >> 2009 >> STS V >> Repair and Diagnosis >> External Pages >> Different car >> Section 498 (Shift Interlock System) >> Diagnostic Information and Procedures >> Scan Tool Data Definitions >> Transmission Control Module (TCM)
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Transmission Control Module (TCM)

WARNING: This page is about a different car, the 2007 Cadillac XLR. However, it is still accessible from the selected car via links, so may be relevant.
TCC Brake Switch

Displays ON or OFF status of the TCC Brake switch.

IMS A/B/C/P

Displays PARK/NEUTRAL/INVALID/REVERSE/DRIVE or LOW or HI for the state of each of the four inputs from the IMS. LOW displayed indicates a low voltage signal (0 volts) being monitored at the TCM. HI displayed indicates a high voltage signal (B+) being monitored at the TCM.

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