MasterTuning Fault code dictionary (DTC)

B1399 — Driver Power Window One Touch Window Relay Circuit Open

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: All makes (OBD-II standard)
MeaningDriver Power Window One Touch Window Relay Circuit Open.
FamilyBody (B)

Frequently asked questions

What does code B1399 mean?

Driver Power Window One Touch Window Relay Circuit Open. Driver Power Window One Touch Window Relay Circuit Open.

Can I keep driving with code B1399 active?

With caution: limp mode possible, have it checked soon

How do you fix code B1399?

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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Where to get it fixed

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