HYUNDAI

Campaign T4N Dea

Manufacturer communications

Publication date: 2020-02-11
Received by NHTSA: 2020-03-06
NHTSA record numbers: 10172146

Manufacturer summary

Original wording in English

This service campaign provides information related to an ECM software update to revise the logic for DTC P0456: EVAP System Leakage Detected Very Small Leak.

NHTSA manufacturer communications ↗

Reported code forms

P0456

Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

HyundaiP0456

EVAP System Leakage Detected Very Small Leak

NHTSA 10172145 · NHTSA 10172146

Check vehicle applicability

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Make	Model	Model year
Hyundai	SONATA	2020

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