Tapping sound and blue smoke

Tiny
DESHAWN WOODS
  • MEMBER
  • 2003 JAGUAR X-TYPE
  • 2.5L
  • 6 CYL
  • AUTOMATIC
  • 176,000 MILES
I was coming home car was running fine then all of a sudden it started smoking blue smoke bad and making a tapping sound. What could be my problem?
Thursday, June 29th, 2017 AT 7:19 PM

1 Reply

Tiny
STEVE W.
  • MECHANIC
  • 13,573 POSTS
Blue smoke is usually oil burning. Tapping could be a valve dropped into a cylinder or piston ring broke. Hard to say without hearing the sound.

A compression test should reveal the problem. After that it depends on what is found.
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Thursday, June 29th, 2017 AT 7:52 PM

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