CHECK CAN BUS WIRE (ECM - POWER MANAGEMENT CONTROL ECU)
CHECK FOR OPEN IN CAN BUS WIRE (POWER MANAGEMENT CONTROL ECU)
CHECK FOR OPEN IN CAN BUS WIRE (ECM)
CHECK FOR SHORT IN CAN BUS WIRE (POWER MANAGEMENT CONTROL ECU)
CHECK FOR SHORT IN CAN BUS WIRE (ECM)
CHECK HARNESS AND CONNECTOR (POWER MANAGEMENT CONTROL ECU - BATTERY AND BODY GROUND)