Inspection Procedure

1 Check for open and short in wire harness between HV ECU and battery ECU.


Disconnect the connector from the battery ECU and the HV ECU CHECK:

Check that the communication bus line is not short or open. Terminals for checking open and short:

HV ECU Terminals

Battery ECU Terminals

H13 - 2

B17 - 6

H13 - 20

B17 - 7

No open or short.


DTC Detecting Condition

Trouble Area


Although interlock switch is connected, voltage of battery block No. 10 is less than specified.

• High voltage fuse

• Power cable

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Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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