Scania EMS DTC 6465 Exothermic after-treatment, temperature difference over SCR

EMS Engine Management System · Scania · 2 variants

Code 6465 (decimal). Some diagnostic tools show it in hexadecimal as 1941.

In short

The mass flow sensor values are not available or the communication with the sensor is faulty.

Variant 1: Mass flow sensor, incorrect temperature value

Applies to: EMS10

What does Scania EMS fault code 6465 mean?

What causes Scania DTC 6465?

How to fix Scania EMS fault code 6465?

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: EMS S8

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