why does my car start but runs slowly,as though if it was loosing compression?

1998 TOYOTA PASEO
20,000 MILES
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WHITE
  • MEMBER
  • 1 POST
starts,but runs very slow,like it is running on only two sparkpluggs
Jan 30, 2012 at 5:54 PM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,248 POSTS
If the RPMs are low, check the idle air control valve. Also, check for vacuum leaks. Also, if the check engine light is on, have the computer scanned to see if there are any trouble codes.
Jan 30, 2012 at 5:57 PM
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