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Service bulletin 303844

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 id10012445
Published by NHTSA2005-03-02
Manufacturer's number303844
Manufacturer's date2004-03-01
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

P1111 SYSTEM READINESS FLAG FAILS TO SET REPROGRAM ENGINE CONTROL MODULE. THIS INCLUDES 2003 JAGUAR XKR MODEL. *EH

The document

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

Components

Engine

Trouble codes named

P1111

Vehicles listed
UNKNOWN UNKNOWN

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