Additional Wiring
WARNING: This page is about a different car, the 2008 Dodge Magnum, 2008 Dodge Charger, and 2008 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
For complete wiring diagrams, refer to:
SYSTEM WIRING DIAGRAMS for 300.
SYSTEM WIRING DIAGRAMS for Charger.
SYSTEM WIRING DIAGRAMS for Magnum.
The Transmission Control Module (TCM) performs various internal tests to verify proper controller operation. If the TCM detects an error with the controllers Random Access Memory (RAM), the controller will enter Limp-in mode and illuminate the MIL.