Scania BMU DTC 899 Fan M39 for cooling system, fault

BMU Battery Management Unit · Scania

Code 899 (decimal). Some diagnostic tools show it in hexadecimal as 0383.

In short

The fan does not work.

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 899 mean?

What causes Scania DTC 899?

How does the system react?

How to fix Scania BMU fault code 899?

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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.

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