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Service bulletin 602

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 id638063
Published by NHTSA2002-12-10
Manufacturer's number602
Manufacturer's date2002-06-16
NHTSA componentELECTRICAL SYSTEM:IGNITION:MODULE

NHTSA's summary

SUBJECT REGARDING DIAGNOSTIC TROUBLE CODE P0131, HO2S LOW VOLTAGE ON CERTAIN 1999 - 2001 MODEL YEAR VEHICLES. *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

Electrical system, Ignition

Trouble codes named

P0131

Vehicles listed
HONDA CIVIC
HONDA CRV

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