P0402Średni
Układ EGR — nadmierny przepływ
Układ napędowy
Sprawdź szczegóły →P0401FI
ŚredniEGR — Insufficient Flow (Fiat MultiJet)
OBD-II (EN): EGR Flow Insufficient
Code P0401FI — EGR — Insufficient Flow (Fiat MultiJet). Symptoms: check engine light. Possible cause: clogged EGR with carbon (1.3 MJT — frequent problem). Professional diagnosis recommended.
Symptoms
Check engine light, jerking, increased emissions
Possible causes
Clogged EGR with carbon (1.3 MJT — frequent problem), faulty stepper motor
Affected systems
Related codes
Universal version
This code has a universal OBD-II form:
P0401Recyrkulacja spalin (EGR) — niewystarczający przepływSuggested Hybspec services
Based on the systems affected by this code, we will most likely start with:
Tags and synonyms
Does code P0401FI require professional diagnostics?
The code alone is not enough. To find the cause, you need to read live data, check freeze frame conditions, and compare with vehicle behavior. Book a diagnostic session.