1990 Honda Accord ANTEFREEZE IN THE IDLE AIR CONTROL VALVE

132,000 MILES • 4 CYL • 2WD • MANUAL
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JSINE
  • MEMBER
  • 1 POST
MY CAR SHAKES AND BOHGS DOWN WHEN I START IT UP. I ALSO HAVE ANTIFREEZE IN THE IDLE CONTROL VALVE.
Jan 23, 2009 at 1:00 PM
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KHLOW2008
  • ✓Experienced Mechanic
  • 41,812 POSTS
Hi JSINE,

The EACV is faulty if coolant can get through as it should be sealed. Alternatively the bogging down could be due to a a blown head or gasket resulting in vapour being pushed out of valve cover into intake via the PCV.

Check if the engine oil is contaminated with coolant.
Jan 29, 2009 at 8:49 AM
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