MasterTuning Fault code dictionary (DTC)

44A5 — Cylinder 1 injector zero quantity calibration Faulty

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: BMW
MeaningCylinder 1 injector zero quantity calibration Faulty.
FamilyManufacturer-native code

Frequently asked questions

What does code 44A5 mean?

Cylinder 1 injector zero quantity calibration Faulty. Cylinder 1 injector zero quantity calibration Faulty.

Can I keep driving with code 44A5 active?

With caution: limp mode possible, have it checked soon

How do you fix code 44A5?

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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