Scania EMS DTC 4179 Insufficient heating of the DPF Diesel Particulate Filter, hydrocarbon desorption timeout

EMS Engine Management System · Scania

Code 4179 (decimal). Some diagnostic tools show it in hexadecimal as 001053.

In short

The level of hydrocarbons in the particulate filter is high and the engine operation has not caused high enough temperatures to remove the hydrocarbons.

Applies to: EMS10

What does Scania EMS fault code 4179 mean?

What causes Scania DTC 4179?

How to fix Scania EMS fault code 4179?

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 4179 in other Scania systems

Compare code 4179 in every system →