Scania fault code 1399

Code 1399 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:

BMU Battery Management Unit Coolant pump (M84), circulation fault in the propulsion battery cooling circuit The coolant pump has identified one of the following faults and sent a message to the control unit about it: - Dry running of the coolant pump - The coolant pump doesn't rotate. Read explanation → VDT Invalid CAN message Internal fault in control unit E754. Read explanation →