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Service bulletin Service Bulletin

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10142651
Published by NHTSA2018-07-16
Manufacturer's numberService Bulletin
Manufacturer's date2014-01-18
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)

NHTSA's summary

Service bulletin - The MIL comes on with DTC P0404 (EGR valve circuit range/performance problem).

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine, Exhaust and emissions, EGR valve

Trouble codes named

P0404

Vehicles listed
HONDA ODYSSEY2013, 2014

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
A13-0952017-05-18. Service bulletin. SERVICE BULLETIN - THE MIL COMES ON WITH DTC P0404 (EGR VALVE CIRCUIT RANGE/PERFORMANCE PROBLEM) RESULTING FROM EXTENDED DRIVING, THE PCM MAY COMMAND EXCESSIVELY HIGH LIFT EGR VALUES THAT MAY DAMAGE AN INTERNAL COMPONENT IN THE EGR VALVE.