MasterTuning Fault code dictionary (DTC)

P0300 — Random/multiple Cilindri misfire

Severity: Serious Can you drive? With caution: limp mode possible, have it checked soon Produttore: Tutti makes (OBD-II standard)
MeaningThe Motore is misfiring and the ECU cannot attribute it a a single Cilindri. Codes P0301 to P0308 Punto alle a specific cylinder instead.
FamilyPowertrain (P)

Typical symptoms

Motore shaking
Flashing Motore light (Ferma as soon as safe)
Potenza loss
Higher fuel consumption

Common causes

Worn spark plugs oppure coils (Benzina)
Dirty oppure faulty injectors
Intake air leak
Low compression through wear
Faulty glow plugs oppure injection (Diesel)

What a do

If the Motore light is flashing, Ferma: unburnt fuel destroys the catalyst within a few kilometres. With a steady light you can drive gently a the workshop.

Domande Frequenti

What does code P0300 mean?

Random/multiple Cilindri misfire. The Motore is misfiring and the ECU cannot attribute it a a single cylinder. Codes P0301 to P0308 Punto alle a specific cylinder instead.

Can I keep driving with code P0300 Attivo?

With caution: limp mode possible, have it checked soon

Common causes — P0300

Worn spark plugs oppure coils (Benzina) Dirty or faulty injectors Intake air leak Low compression through wear Faulty glow plugs or injection (Diesel)

How do you fix code P0300?

If the Motore light is flashing, Ferma: unburnt fuel destroys the catalyst within a few kilometres. With a steady light you can drive gently a the workshop.

Need Aiuto with this fault?

We are ECU specialists: diagnosis, file repair and remapping for Auto, bikes, Camion and Agricoli vehicles.

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