STEP 3. Using scan tool (M.U.T.-IIISE), check whether the DTC is set again.
Recheck if the DTC is set.(1) Erase the DTC.
(2) Turn off the power supply mode of the electric motor switch.
(3) Turn on the power supply mode of the electric motor switch.
(4) Set scan tool (M.U.T.-IIISE) to the actuator testing mode for item No.3: BAT. heating system power relay (Refer to ).- Main drive lithium-ion battery PTC heater main relay is ON.
(5) Check the DTC is set.
Is the DTC set?
Replace the battery management unit (BMU) (Refer to ). Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunctions ).