MasterTuning Fault code dictionary (DTC)

4D5A — Injector cylinder 1 Adaptation error

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: BMW
MeaningInjector cylinder 1 Adaptation error.
FamilyManufacturer-native code

Frequently asked questions

What does code 4D5A mean?

Injector cylinder 1 Adaptation error. Injector cylinder 1 Adaptation error.

Can I keep driving with code 4D5A active?

With caution: limp mode possible, have it checked soon

How do you fix code 4D5A?

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.

Need help with this fault?

We are ECU specialists: diagnosis, file repair and remapping for cars, bikes, trucks and agricultural vehicles.

Contact us
Where to get it fixed

Related codes