Scania EMS DTC 183 Variable coolant pump V124

EMS Engine Management System · Scania · 2 variants

Code 183 (decimal). Some diagnostic tools show it in hexadecimal as 00B7.

In short

The variable coolant pump speed is lower than the requested speed.

Variant 1

Applies to: EMS S8EMS S8 (S8PDE)

What does Scania EMS fault code 183 mean?

What causes Scania DTC 183?

How does the system react?

How to fix Scania EMS fault code 183?

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Variant 2: Coolant pump actuator, poor performance

Applies to: EMS10

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

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