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Service bulletins for the 2000 Jaguar XK

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.

91 on file from NHTSA, as of 2026-10-19.

About P0121 on the 2000 Jaguar XK: 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: P0121 are shown. Show all

Bulletins, newest first
303582005-01-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CHECK ENGINE MALFUNCTION INDICATOR LAMP - DIAGNOSTIC TROUBLE CODE P0121 FLAGGED - CONNECTOR MATERIAL MISMATCH - AJ27 ENGINES - MODIFY HARNESS. *TT

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.