Jaguar XJ 1997–2003 — technical service bulletin
Bulletin 30334 · NHTSA communication 610185 · issued Sep 1, 2002
Technical service bulletin
communication type
Electrical System
component
1997–2003
model years
7
vehicle entries
Official summary
Ecm (engine control module) replacement - engine management questionaire reporting requirements. *tt this bulletin replaced bulletin 303-34, dated 10/99. *tt
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.