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Intermittent Idle...ls 400 1994

Carribean Sthomas

By Carribean Sthomas
in 90 - 00 Lexus LS400

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Carribean Sthomas Enthusiast

Carribean Sthomas

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My lexus Ls tends to idle erraticly some time when i come to a full stop the tach keep going up an down like it wants to stall.what is causing this?

steve2006 Grand Master

steve2006

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Posted

Vacuum leak on intake, throttle body needs cleaning, IACV needs cleaning/servicing and several other causes.

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