Scania TMS DTC 748 BMU control unit, CAN message error

TMS Transmission Management System · Scania · 2 variants

Code 748 (decimal). Some diagnostic tools show it in hexadecimal as 02EC.

In short

BMU control unit interprets that the CAN message from the BMU control unit is corrupt.

Variant 1

Applies to: TMS4 (TMS)

What does Scania TMS fault code 748 mean?

What causes Scania DTC 748?

How does the system react?

How to fix Scania TMS fault code 748?

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Variant 2: CAN communication with the MGU control unit

Applies to: TMS5 (TMS)

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

Code 748 in other Scania systems

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