Service bulletins for the 2001 Kia Optima
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.
25 on file from NHTSA, as of 2026-10-19.
About P0123 on the 2001 Kia Optima: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
Only bulletins with trouble code: P0123 are shown. Show all
| 038 | 2008-01-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. THIS BULLETIN PROVIDES INFORMATION RELATING TO AN ENGINE HESITATION OR THE ILLUMINATION OF THE MALFUNCTION INDICATOR LAMP (MIL) FOR P0123 (THROTTLE POSITION SENSOR / SWITCH (A) CIRCUIT HIGH INPUT). *NJ |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.