2000 Nissan Sentra Trouble code 1491 what to do

10,000 MILES • 4 CYL • FWD • AUTOMATIC
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BALLPLAYER10
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I have a 1491 code that comes up on scan test. What should i do. Can you suggest something.
Jan 5, 2008 at 12:04 PM
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FISHERMAN
  • ✓Experienced Mechanic
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[quote:5fb469a34d="ballplayer10"]Computer problem
2000 Nissan Sentra 4 cyl Front Wheel Drive Automatic 100,00 miles
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I have a 1491 code that comes up on scan test. What should i do. Can you suggest something.[/quote:5fb469a34d]

Hello !!

P1491 Malfunction In EGR System


Remove the egr and clean it be sure to remove all the carbon deposits, also check the vacuum diafragm for leaks and replace if faulty.

Good Luck!
Jan 5, 2008 at 12:10 PM
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