strong car vibration and rpm down while using the aircon

2009 HONDA CRV
15,000 MILES • 2.0L • 4 CYL • TURBO • 4WD • AUTOMATIC
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CHAI30
  • MEMBER
  • 1 POST
My car has a very strong vibration and the rpm goes down everytime i turn on the air con.
The vibration is not normal.
The throttle body already clean .
But still the same problem occur.
Oct 19, 2015 at 12:54 AM
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HMAC300
  • ✓ASE Certified Mechanic
  • 48,601 POSTS
  • ASE Certified Mechanic
chek belt and tensioner, it's kind of normal for rpm to drop when a/c goes on. you can also disconnect belt and start engine see if vibration goes away that will tell you its in accersorie drive
Oct 19, 2015 at 6:50 AM
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