Scania DCU DTC 1824 Control unit current is too high

DCU DCU control unit · Scania

Code 1824 (decimal). Some diagnostic tools show it in hexadecimal as 0720.

In short

The control unit has interpreted that the current strength from power supply pin group V2 has exceeded the limit of 20 A for longer than 5 seconds.

Applies to: DCU3 (DCUA)DCU3 (DCUF)DCU3 (DCUM)DCU3 (DCUR)

What does Scania DCU fault code 1824 mean?

What causes Scania DTC 1824?

What are the symptoms?

How to fix Scania DCU fault code 1824?

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.

Code 1824 in other Scania systems

Compare code 1824 in every system →