P0904-00-Shift Position Sensor - Circuit Short To Ground: Notes
WARNING: This page is about a different car, the 2015 Jeep Renegade. However, it is still accessible from the selected car via links, so may be relevant.
For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article
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Fig 1: Transmission Control Module Sensor Signal Circuit Diagram
Courtesy of CHRYSLER GROUP, LLC
Fig 2: Transmission Control Module Power And Ground Circuit Diagram