WenmarOpen by Wenmar Pro

Service bulletin 00598

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 id604036
Published by NHTSA1999-03-16
Manufacturer's number00598
Manufacturer's date1998-12-31
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

SUBJECT REGARDING MALFUNCTION INDICATOR LIGHT (MIL) ILLUMINATION W/DTC P0421. *YC

The document

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

Trouble codes named

P0421

Vehicles listed
MAZDA 6261996, 1997
MAZDA MX-61996, 1997

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