Hybspec

DF548

Wysoki

Injector cyl. 1 — mechanical correction out of range (Renault)

OBD-II (EN): Cylinder 1 injector mechanical correction out of range

Code DF548 — Injector cyl. 1 — mechanical correction out of range (Renault). Symptoms: jerking. Possible cause: worn injector (flow out of tolerance). Professional diagnosis recommended.

Symptoms

Jerking, uneven running, black or white smoke

Possible causes

Worn injector (flow out of tolerance), contaminated fuel, controller fault

Affected systems

Silnik spalinowyUkład paliwowy

Related codes

Does code DF548 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.