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Service bulletin EC98025F

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 id605672
Published by NHTSA1999-07-20
Manufacturer's numberEC98025F
Manufacturer's date1997-10-15
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM

NHTSA's summary

SUBJECT REGARDING MIL 'ON'; WITH P0136 (REAR O2 SENSOR-BANK 1) OR P0156 (REAR O2 SENSOR-BANK 2). *TT

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

Trouble codes named

P0136, P0156

Vehicles listed
INFINITI Q451997

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
ITB97-038a2020-08-08. Service bulletin. VOLUNTARY SERVICE CAMPAIGN 1997 Q45 INTAKE COLLECTOR GASKET LEAK Service Campaign ID # P7136 is no longer active. • Repair orders opened after this bulletin’s published date are no longer eligible for reimbursement under Campaign ID # P7136. • Discard all previous versions of ITB97-038.
99046C2003-02-26. Service bulletin. ENGINE WILL NOT START. VEHICLE IMMOBIILIZER SYSTEM/NISSAN ANTI-THEFT SYSTM (IVIS/NATS). *TT
980371998-11-03. Service bulletin. SOME VEHICLES EXPERIENCING AN INTERMITTENT NO START INCIDENT. *YC
ITB970031997-06-27. Service bulletin. RELEASING A FRONT HEATED OXYGEN SENSOR WRENCH AS AN ESSENTIAL TOOL TO EACH INFINITI RETAILER. *JD