Scania TMS DTC 57408 Cooling circuit inverter, malfunction

TMS Transmission Management System · Scania · 2 variants

Code 57408 (decimal). Some diagnostic tools show it in hexadecimal as E040.

In short

Cooling circuit status is anomalous or missing.

Variant 1

Applies to: TMS4 (TMS)

What does Scania TMS fault code 57408 mean?

What causes Scania DTC 57408?

How does the system react?

How to fix Scania TMS fault code 57408?

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Variant 2: FCS H2 storage temp error

Applies to: TMSe2 (TMS)

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