1996 Jaguar XJ6 rough idle

1996 JAGUAR XJ6
153,000 MILES • 6 CYL • 2WD • AUTOMATIC
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FRAISINETTE03
  • MEMBER
  • 1 POST
my jag runs rough and black smoke get out buy the exhaust to star it i have to push on gaz and sometimes it takes about 5 minutes before i could sart it i have clean the trottle body and change my spark plugs but stil has the same troubles
Aug 6, 2009 at 5:15 AM
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DAVE H
  • ✓Experienced Mechanic
  • 13,383 POSTS
check cylinder compression !
Oct 25, 2009 at 1:13 AM
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