Scania BMU DTC 906 Activation limit for contactors reached

BMU Battery Management Unit · Scania

Code 906 (decimal). Some diagnostic tools show it in hexadecimal as 038A.

In short

The frequency for the request to open and close the contactors is too high.

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 906 mean?

What causes Scania DTC 906?

How does the system react?

How to fix Scania BMU fault code 906?

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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.