EEC 8258 Scania Reductant circuit

EEC Exhaust Emission Control · Scania

Code 8258 (decimal). Some diagnostic tools show it in hexadecimal as 2042.

In short

The reductant doser temperature sensor indicates values that are too high compared with the reductant tank temperature sensor when the engine has been switched off long enough for the silencer to become cold or when the…

Applies to: EEC3

What does Scania EEC fault code 8258 mean?

What causes Scania DTC 8258?

How to fix Scania EEC fault code 8258?

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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 8258 in other Scania systems