Scania DDU DTC 4126 Supplementary voltage supply for camera 2, break in circuit

DDU DDU control unit · Scania

Code 4126 (decimal). Some diagnostic tools show it in hexadecimal as 00101E.

In short

Information is missing, update is in progress.

Applies to: DDU1 (DDU)

What does Scania DDU fault code 4126 mean?

What causes Scania DTC 4126?

How does the system react?

What are the symptoms?

How to fix Scania DDU fault code 4126?

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

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.

Code 4126 in other Scania systems

Compare code 4126 in every system →