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Service bulletin NTB-10-045

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 id10033344
Published by NHTSA2010-08-12
Manufacturer's numberNTB-10-045
Manufacturer's date2010-03-19
NHTSA componentENGINE AND ENGINE COOLING:ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE; ELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

NISSAN: DTC P0420 (TW CATALYST SYS-BI) STORED IN THE ECM. CONFIRM THIS BULLETIN APPLIES-CHECK THE CURRENT ECM PART NUMBER; COMPARE YOUR CURRENT ECM PART NUMBER TO CHART A. REPLACE THE EXHAUST MANIFOLD CATALYST; REPROGRAM THE ECM. *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

Electrical system, Engine, Exhaust and emissions, Exhaust manifold, pipes and muffler, Software

Trouble codes named

P0420

Vehicles listed
NISSAN FRONTIER2005, 2006

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
NTB17-070a2018-04-02. Service bulletin. VOLUNTARY SERVICE CAMPAIGN 2004-2011 TITAN, AND 2005-2011 FRONTIER AND XTERRA; AIR BAG DIAGNOSIS SENSOR UNIT This bulletin has been amended. The reprogramming procedure has been revised. No other changes have been made. Discard all previous versions of this bulletin.
P73182017-11-14. Service bulletin. Air Bag Control Unit Reprogram Voluntary Service Campaign UPDATE October 6, 2017 The announcement from August 15, 2017 has been revised to include: - Claims information for unintended airbag deployment (related to campaign) Temporary suspension of this campaign on all affected 2004-2006 model year vehicles is still in affect - Nissan is aware of reprogramming concerns on 2004-2006 models subject to P7318 Air Bag Control Unit Reprogramming and is working diligently with the supplier to provide a solution. - In the interim, Nissan recommends dealers suspend reprogramming activity on all 2004-2006 models until a software remedy is available. These models will continue to be identified in Service Comm and DBS National Service History with an open P7318 campaign. Nissan will provide an update as soon as revised software is available. Please discard previous versions of this bulletin
P7318a2017-10-15. Service bulletin. Air Bag Control Unit Reprogram Software Update Notice ***** Campaign Update***** Updated software has been released to ASIST at 3:00 PM Central Time to address concerns with some vehicles not being able to complete the reprogramming. This software will be released automatically overnight, but dealers can download the new software immediately by manually syncing their ASIST on their CONSULT III to acquire the latest updates.
REV1_P73182017-09-14. Service bulletin. Air Bag Control Unit Reprogram Voluntary Service Campaign Temporary suspension of this campaign on all affected 2004-2006 model year vehicles. Nissan is aware of reprogramming concerns on 2004-2006 models subject to P7318 Air Bag Control Unit Reprogramming and is working diligently with the supplier to provide a solution. In the interim, Nissan recommends dealers suspend reprogramming activity on all 2004-2006 models until a software remedy is available. These models will continue to be identified in Service Comm and DBS National Service History with an open P7318 campaign. Nissan will provide an update as soon as revised software is available. Please discard previous versions of this bulletin.