MasterTuning Fault code dictionary (DTC)

B1420 — Idle speed Aumenta

Severity: Attenzione Can you drive? With caution: limp mode possible, have it checked soon Produttore: Mercedes-Benz
MeaningIdle speed Aumenta.
FamilyBody (B)

Domande Frequenti

What does code B1420 mean?

Idle speed Aumenta. Idle speed increase.

Can I keep driving with code B1420 Attivo?

With caution: limp mode possible, have it checked soon

How do you fix code B1420?

Diagnosis Inizia Da Lettura the live ECU parameters: the code points a the fault area, not to the part to replace. A Veicolo-electronics specialist can test the component and Cancella the code after the repair.

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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