MasterTuning Fault code dictionary (DTC)

P2156 — Fuel Injector Group "D" Supply Voltage Circuit Low

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: All makes (OBD-II standard)
MeaningFuel Injector Group "D" Supply Voltage Circuit Low.
FamilyPowertrain (P)

Frequently asked questions

What does code P2156 mean?

Fuel Injector Group "D" Supply Voltage Circuit Low. Fuel Injector Group "D" Supply Voltage Circuit Low.

Can I keep driving with code P2156 active?

With caution: limp mode possible, have it checked soon

How do you fix code P2156?

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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