Jaguar XK Problem Report

Jaguar XK ECM software update available

(10 reports)

The Check Engine Light may illuminate with fault codes P0491 or P0492 stored. Our technicians tell us that the engine control module (ECM) software should be upgraded to correct this concern.

code P0491 2nd Time -
check engine, code P0491 -
Check engine light ame on at 57000 miles same Pcode -
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