1999 Other Jaguar Models Rough Idle

Tiny
MS JAGUAR XK8
  • MEMBER
  • 1999 JAGUAR
  • V8
  • 2WD
  • AUTOMATIC
  • 65,000 MILES
I have 1999 XK8. It runs well expect when It's idling, It surges and jumps
Tuesday, September 16th, 2008 AT 5:12 PM

1 Reply

Tiny
BLACKOP555
  • MECHANIC
  • 10,371 POSTS
Disconnect IAC module and see if the pintle moves freely in it, if not then its probably carboned up, you can TRY to clean it and free it up if not might need replacement.

Check for vaccum leaks as well.
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Tuesday, September 16th, 2008 AT 8:13 PM

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