Scania EMU DTC 104716 Coolant pump M524, PWM control signal, invalid value

EMU EMU control unit · Scania

Code 104716 (decimal). Some diagnostic tools show it in hexadecimal as 01990C.

In short

The coolant pump reports a PWM control signal error (the pump responds with 120 Hz).

Applies to: EMU1 (ECS)

What does Scania EMU fault code 104716 mean?

What causes Scania DTC 104716?

How does the system react?

What are the symptoms?

How to fix Scania EMU fault code 104716?

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.