April 5, 2026: LEMON Manuals is launched! Read the announcement.

P1638-TCM Internal-Can 1 Ram Performance: Notes

WARNING: This page is about a different variant/trim than selected.

Fig 1: Transmission Relay Output Circuit Wiring Diagram

Courtesy of CHRYSLER GROUP, LLC

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .