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1993 Lexus LS 400 Excess lite blue smoke on start up

Tiny
JACK SCOGGINS
  • MEMBER
  • 1993 LEXUS LS 400
  • V8
  • 2WD
  • AUTOMATIC
  • 18,900 MILES
My lexus has 189,000 miles just recently it has started excessive smoking at start-up only lasts for 5 to 15 seconds
Monday, June 16th, 2008 AT 12:48 AM

2 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Sounds like valve stems/guides and seals-get a valve job or recondition head
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Monday, June 16th, 2008 AT 1:02 AM
Tiny
TRASHMECH
  • MEMBER
  • 4 POSTS
Check the air flow sensor located at the bottom of the p/s pump there are two hoses connected to the intake manifold, it maybe leaking p/s fluid on an injecter causing the smoke.
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Wednesday, September 3rd, 2008 AT 8:48 PM

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