MasterTuning Fault code dictionary (DTC)

B1378 — Oil Change Lamp Circuit Short To Ground

Severity: Informational Can you drive? With caution: limp mode possible, have it checked soon Make: All makes (OBD-II standard)
MeaningOil Change Lamp Circuit Short To Ground.
FamilyBody (B)

Frequently asked questions

What does code B1378 mean?

Oil Change Lamp Circuit Short To Ground. Oil Change Lamp Circuit Short To Ground.

Can I keep driving with code B1378 active?

With caution: limp mode possible, have it checked soon

How do you fix code B1378?

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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