MasterTuning Fault code dictionary (DTC)

B1478 — Power Window One Touch Up/Down Activated Simultaneously

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: All makes (OBD-II standard)
MeaningPower Window One Touch Up/Down Activated Simultaneously.
FamilyBody (B)

Frequently asked questions

What does code B1478 mean?

Power Window One Touch Up/Down Activated Simultaneously. Power Window One Touch Up/Down Activated Simultaneously.

Can I keep driving with code B1478 active?

With caution: limp mode possible, have it checked soon

How do you fix code B1478?

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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