Scania TMS DTC 11266 Incorrect or missing chassis serial number, MGU2X

TMS Transmission Management System · Scania · 2 variants

Code 11266 (decimal). Some diagnostic tools show it in hexadecimal as 2C02.

In short

The chassis serial number in the MGU control unit is missing or does not match the chassis serial number in the GMS control unit.

Variant 1

Applies to: TMS2 (TMS)

What does Scania TMS fault code 11266 mean?

What causes Scania DTC 11266?

How does the system react?

How to fix Scania TMS fault code 11266?

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Variant 2: Incorrect or missing chassis serial number

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.