MasterTuning Fault code dictionary (DTC)

4279 — Pressure module backup valve on wheel 2,

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: MAN
MeaningPressure module backup valve on wheel 2,.
SystemEBS
FamilyManufacturer-native code

Frequently asked questions

What does code 4279 mean?

Pressure module backup valve on wheel 2,. Pressure module backup valve on wheel 2,. (System: EBS)

Can I keep driving with code 4279 active?

With caution: limp mode possible, have it checked soon

How do you fix code 4279?

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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