Scania BMU DTC 3055 Propulsion battery, overvoltage during charging, controlled shutdown

BMU Battery Management Unit · Scania

Code 3055 (decimal). Some diagnostic tools show it in hexadecimal as 000BEF.

In short

The permissible current level limit has been exceeded during the propulsion battery charging with brake regeneration or external charging cable.

Applies to: BMU7 (BMUA)BMU7 (BMUB)BMU7 (BMUC)BMU7 (BMUD)BMU7 (BMUE)BMU7 (BMUF)BMU7 (BMUG)BMU7 (BMUH)BMU7 (BMUI)BMU7 (BMUJ)BMU7 (BMUK)BMU7 (BMUL)BMU7 (BMUM)BMU7 (BMUN)BMU7 (BMUO)BMU7 (BMUP)

What does Scania BMU fault code 3055 mean?

What causes Scania DTC 3055?

How does the system react?

What are the symptoms?

How to fix Scania BMU fault code 3055?

Read the full explanation with Premium

Causes, system reaction, symptoms and step-by-step repair instructions for every fault code are available to Premium members.

  • Full explanations of every code and brand
  • Causes, symptoms and repair steps
  • New brands and codes included
Get Premium – 7,50 € / month I already have an account

Yearly plan: pay 10 months, get 12. Cancel at any time.

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