
ECM Wiring Harness 13-25 Chrysler CM2350B CM2450B CM2452B 6.7L
VEHICLE DETAILS MAKES: Ram® MODELS: Ram YEARS: 2013-2025 ENGINES: 6.7L MODULE: Engine Module USAGE: 2013-2025 Ram 6.7L Cummins ALIASES: CM2350B, CM2450B, CM2452B, CME, CMF Cummins NOTICE!2025 ECUs introduce CAN FD protocol. This does not change the wiring for CM2452B ECMs, but will affect the data below. The information below is for 2013-2024 ECMs.For CM2452B ECMs, be sure your programming interface tool supports CAN FD. SUPPORTED COMMUNICATION PROTOCOL(S) DLC PIN(S) CAN BUS 16 WAY OBD-II DLC PINS 6 & 14 J1939 9 WAY J1939 DLC PINS C & D POWERBLOCK CONNECTION For communication on OBD-II DLC pins 2, 6, and 14, this harness requires OBD-II Pass-Through Harness. OBD-II Pass-Through Harness sold separately.For communication on J1939 9-pin DLC pins C and D, this harness requires J1939 Pass-Thru Harness. OBD-II to J1939 9-Pin DLC Harness also required for programming interface tool connection to PowerBlock. Add-on harnesses sold