Service bulletins for the 2002 Mitsubishi Lancer
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.
92 on file from NHTSA, as of 2026-10-19.
About P0421 on the 2002 Mitsubishi Lancer: what the code means, and the bulletins and recalls about the same components.
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By component
By trouble code
Only bulletins with trouble code: P0421 are shown. Show all
| 89 | 2003-10-09. Service bulletin. FUEL SYSTEM, OTHER. MALFUNCTION INDICATOR LAMP (MIL) ON AND DIAGNOSTIC TROUBLE CODE (DTC) P0421. *TT |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.