Scania EMS DTC 42264 Air pressure in the SCR system

EMS Engine Management System · Scania

Code 42264 (decimal). Some diagnostic tools show it in hexadecimal as A518.

In short

The air pressure in the SCR system is lower than it is expected to be during current operational conditions.

Applies to: EMS S6

What does Scania EMS fault code 42264 mean?

What causes Scania DTC 42264?

How does the system react?

How to fix Scania EMS fault code 42264?

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.