MasterTuning Fault code dictionary (DTC)

P0471 — Exhaust pressure sensor: implausible Valore

Severity: Attenzione Can you drive? With caution: limp mode possible, have it checked soon Produttore: Tutti makes (OBD-II standard)
MeaningThe sensor measuring exhaust pressure reports a Valore that does not agree with the Altri Dati. It is the sensor the entire particulate Filtra strategy relies on.
FamilyPowertrain (P)

Typical symptoms

Motore Attenzione light on
Regeneration never starting oppure never finishing
Reduced Potenza
Filtra-full Messaggio on a clean filter

Common causes

Measuring pipes blocked with soot oppure Disconnesso
Sensor Fallita with age
Corroded connector
Genuinely clogged Filtra

What a do

Before touching the Filtra, Rimuovi the small pipes and check they are Cancella: it is the most common fault and takes half an Ora. A DPF replaced because di a blocked pipe is the most expensive mistake possible on this code.

Domande Frequenti

What does code P0471 mean?

Exhaust pressure sensor: implausible Valore. The sensor measuring exhaust pressure reports a value that does not agree with the Altri Dati. It is the sensor the entire particulate Filtra strategy relies on.

Can I keep driving with code P0471 Attivo?

With caution: limp mode possible, have it checked soon

Common causes — P0471

Measuring pipes blocked with soot oppure Disconnesso Sensor Fallita with age Corroded connector Genuinely clogged Filtra

How do you fix code P0471?

Before touching the Filtra, Rimuovi the small pipes and check they are Cancella: it is the most common fault and takes half an Ora. A DPF replaced because di a blocked pipe is the most expensive mistake possible on this code.

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