MasterTuning Fault code dictionary (DTC)

B1850 — Electric seat adjustment front right: CAN communication interrupted with DCM

Severity: Serious Can you drive? With caution: limp mode possible, have it checked soon Make: Mercedes-Benz
MeaningElectric seat adjustment front right: CAN communication interrupted with DCM.
FamilyBody (B)

Frequently asked questions

What does code B1850 mean?

Electric seat adjustment front right: CAN communication interrupted with DCM. Electric seat adjustment front right: CAN communication interrupted with DCM.

Can I keep driving with code B1850 active?

With caution: limp mode possible, have it checked soon

How do you fix code B1850?

Diagnosis starts from reading the live ECU parameters: the code points to the fault area, not to the part to replace. A vehicle-electronics specialist can test the component and clear the code after the repair.

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