DTC 00647: Connection Between EDL/TC Module & Engine Control Module 2
Check wiring harness between engine control module and ABS control module for open or short. See WIRING DIAGRAMS . Repair as necessary. Using scan tool, check actual engine torque reading. If no reading exists, replace ABS control module with known good unit and retest. If DTC returns, reinstall original ABS control module and replace engine control module 2.