Scania EEC DTC 5685 Reductant circuit

EEC Exhaust Emission Control · Scania

Code 5685 (decimal). Some diagnostic tools show it in hexadecimal as 1635.

In short

The feed pump has consumed more power than permitted.

Applies to: EEC3

What does Scania EEC fault code 5685 mean?

What causes Scania DTC 5685?

How does the system react?

What are the symptoms?

How to fix Scania EEC fault code 5685?

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

Code 5685 in other Scania systems