DTC No. U2370-87 Lost Communication With OBC
DTC SET CONDITION
Check Condition
- The power supply mode of the electric motor switch is ON.
Judgment Criterion
- The CAN signal from the On Board Charger (OBC) can not be received for 2 seconds or more.
TROUBLESHOOTING HINTS
- Malfunction of the CAN bus line (EV CAN)
- Malfunction of the On Board Charger (OBC)/DC-DC converter power supply circuit
- Malfunction of the On Board Charger (OBC)/DC-DC converter
- Malfunction of the PHEV-ECU
DIAGNOSIS
1.Check whether the DTC is set again.
Is the DTC set?
The trouble can be an intermittent malfunction (Refer to General Information - How to Use Troubleshooting/Inspection Service Points, How to Cope with Intermittent Malfunctions HOW TO COPE WITH INTERMITTENT MALFUNCTIONS
).
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Diagnose the CAN bus line (Refer to CAN Fundamental - Trouble Diagnosis Flow Chart Trouble Diagnosis Flow Chart