Scania COO DTC 1028 Invalid intervention by differential brake steering

COO Coordinator · Scania · 3 variants

Code 1028 (decimal). Some diagnostic tools show it in hexadecimal as 0404.

In short

An invalid intervention of differential brake steering has been detected and aborted.

Variant 1

Applies to: COO10 (COO)COO8 (COO)

What does Scania COO fault code 1028 mean?

What causes Scania DTC 1028?

How does the system react?

How to fix Scania COO fault code 1028?

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.

Variant 2

Applies to: COO11 (COO)

Variant 3: Upcoming

Applies to: COO9 (COO)

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

Code 1028 in other Scania systems

Compare code 1028 in every system →