Scania BMU DTC 1389 Charging station, takes too long to start charging

BMU Battery Management Unit · Scania

Code 1389 (decimal). Some diagnostic tools show it in hexadecimal as 056D.

In short

Charging could not be started for 5 minutes after connecting the charging cable.

Applies to: BMU6 (RES)BMU6 (RESXA)BMU6 (RESXB)BMU6 (RESXC)BMU6 (RESXD)BMU6 (RESXE)BMU6 (RESXF)BMU6 (RESXG)BMU6 (RESXH)BMU6 (RESXI)BMU6 (RESXJ)BMU6 (RESXK)

What does Scania BMU fault code 1389 mean?

What causes Scania DTC 1389?

How does the system react?

What are the symptoms?

How to fix Scania BMU fault code 1389?

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This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.