Service bulletins for the 2002 Infiniti QX4
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.
78 on file from NHTSA, as of 2026-10-19.
About P0138 on the 2002 Infiniti QX4: 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: P0138 are shown. Show all
| 03009 | 2003-04-25. Service bulletin. ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LAMP ON WITH REAR 02 SENSOR DIAGNOSTIC TEST MODE P0138/P0139/P0158/P0159/P1147/P1167. *SCC |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.