2001 Nissan Sentra Low Idle RPMS/no codes

2001 NISSAN SENTRA
198,000 MILES • 1.8L • 4 CYL • 2WD • AUTOMATIC
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RAULM
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  • 2 POSTS
When the car reaches the operational temperature the rpms goes below 500 during stops at the red light. I brought car to autozone and no codes are detected by the scanner except for something about evaporation.
Sep 19, 2014 at 3:14 PM
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HMAC300
  • ✓ASE Certified Mechanic
  • 48,601 POSTS
  • ASE Certified Mechanic
that may be the evap system so it needs to be smoke checked by a pro to see wher eit is leaking. try cleaning throttle plate on both sides with choke cleaner as well as iac hole.
Sep 19, 2014 at 3:53 PM
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