Body Control Module
For concern related to DTC U0140 - Lost Communication with Body Control Module, please follow published diagnostic information for this DTC to ensure all module connections are secure. Please check all the connections at BCM from other modules that could potentially report a loss of communication with the BCM and ensure that they are fully seated as per diagnostic information. Some affected modules may include: HVAC; LBSS; RBSS; IPC; OCM; ICS; TBM; TCM; MSM; CSWM; ITBM; PCM; PTS/PAM; ESM; RFHUB; DSM; DTCM; IBS; AHLM; ABS; ORC; PLGM; DDM, DMFL; PDM; DMFR; EPS; ACC; FFCM; HVAC_R *Ensure to check all the wiring harness connected to BCM with Other Modules are proper. *Please disconnect the Battery Negative Cable for 15 minutes and then reconnect. *Clear the codes and check to see if any active DTC's return for U0140*If still DTCs U0140 presents then contact Engineering Expert : FCA Redacted Content
