DODGE

1806422

Manufacturer communications

Publication date: 2022-03-31
Received by NHTSA: 2022-05-31
NHTSA record numbers: 10212433 · 10220829 · 10223211 · 10229173

Multiple filings of the same bulletin are grouped here; original record numbers remain available.

Manufacturer summary

Original wording in English

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or moreof the following DTCs have been set: P0452 - EVAP Pressure Switch Stuck Closed. P0455 - EVAP System Large Leak. P0440 - General EVAP System Failure. P0456 - EVAP System Small Leak.If DTC P0456 is present use the wiTECH Small Leak Verification test (SLVT) to determine if a leak is present in the system. Customers may also experience the following:Vehicle willfail to start when cold at times. Noise heard from the drivetrain while stationary and vehicle is in Sport/Trackmodes. Extended engine crank times.

NHTSA manufacturer communications ↗

Reported code forms

P0440 P0452 P0455 P0456

Manufacturer wording

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

DodgeP0440

General EVAP System Failure

NHTSA 10212432 · NHTSA 10212433 · NHTSA 10212435

DodgeP0452

EVAP Pressure Switch Stuck Closed

NHTSA 10184466 · NHTSA 10184766 · NHTSA 10212432

DodgeP0455

EVAP System Large Leak

NHTSA 10129030 · NHTSA 10175721 · NHTSA 10212432

DodgeP0456

EVAP System Small Leak.If DTC

NHTSA 10168496 · NHTSA 10168498 · NHTSA 10169238

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
Dodge	CHALLENGER	2019

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