Scania BMU DTC 790 Fault in direct current converter E84, DCC

BMU Battery Management Unit · Scania · 2 variants

Code 790 (decimal). Some diagnostic tools show it in hexadecimal as 0316.

In short

The direct current converter does not respond correctly to the request from the propulsion battery E83.

Variant 1

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 790 mean?

What causes Scania DTC 790?

How does the system react?

What are the symptoms?

How to fix Scania BMU fault code 790?

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Variant 2

Applies to: BMU5

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

Code 790 in other Scania systems

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