Trying to get smog check but have trouble codes present

2005 NISSAN SENTRA
90,000 MILES
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MANIAK
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  • 2 POSTS
car is stock no add-ons. I'm gettina Po420, Po128, & a P1138 error code while trying to smog check. How do I fix this? Best place for parts?
Oct 3, 2011 at 10:28 PM
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JACOBANDNICKOLAS
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Is the engine warming up to normal operating temp? Also, I can't find an 1138.
Oct 4, 2011 at 12:31 AM
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MANIAK
  • MEMBER
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Its running normal not heating up and the 1138 is a Manufact code.
Oct 6, 2011 at 9:00 PM