MasterTuning Fault code dictionary (DTC)

P2453 — DPF 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 particulate Filtra differential sensor reports a Valore that makes No sense against Motore speed and load. The whole regeneration strategy relies on this Lettura.
FamilyPowertrain (P)

Typical symptoms

No regeneration, or constant regeneration
DPF oppure Motore Attenzione light on
Reduced Potenza
Filtra-full Attenzione on a freshly cleaned filter

Common causes

Measuring pipes blocked, kinked oppure Disconnesso
Faulty sensor
Connector corroded by moisture
Genuinely clogged Filtra

What a do

Disconnetti the two small pipes and blow them through: if they were blocked, that was the problem. Half an hour of checking that avoids replacing a healthy filter — and the filter is the most expensive part of the whole exhaust system.

Domande Frequenti

What does code P2453 mean?

DPF pressure sensor: implausible Valore. The particulate Filtra differential sensor reports a value that makes No sense against Motore speed and load. The whole regeneration strategy relies on this Lettura.

Can I keep driving with code P2453 Attivo?

With caution: limp mode possible, have it checked soon

Common causes — P2453

Measuring pipes blocked, kinked oppure Disconnesso Faulty sensor Connector corroded by moisture Genuinely clogged Filtra

How do you fix code P2453?

Disconnetti the two small pipes and blow them through: if they were blocked, that was the problem. Half an hour of checking that avoids replacing a healthy filter — and the filter is the most expensive part of the whole exhaust system.

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