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Service bulletin NTB-05-037A

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 id10030089
Published by NHTSA2009-07-31
Manufacturer's numberNTB-05-037A
Manufacturer's date2009-06-11
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)

NHTSA's summary

NISSAN: THE MIL IS ON AND CODE P1402 EGR OPEN IS STORED IN THE ECM. INSPECT THE EGR VALVE FOR METALLIC DEBRIS. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine, Exhaust and emissions, EGR valve

Trouble codes named

P1402

Vehicles listed
NISSAN ALTIMA2005
NISSAN MAXIMA2004, 2005
NISSAN QUEST2004, 2005

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