Scania BMU DTC 829 The heater is short-circuited to ground

BMU Battery Management Unit · Scania · 2 variants

Code 829 (decimal). Some diagnostic tools show it in hexadecimal as 033D.

In short

The propulsion battery heater is short-circuited to ground.

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 829 mean?

What causes Scania DTC 829?

How does the system react?

What are the symptoms?

How to fix Scania BMU fault code 829?

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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 829 in other Scania systems