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Nissan
Sentra
Engine
Symptoms
Poor Mileage
2003 Nissan sentra
2003 NISSAN SENTRA
109,723 MILES • 4 CYL • FWD • AUTOMATIC
PETER MURPHY
MEMBER
2 POSTS
enter your question...03 nissan sentra bad mpg code reads po1138
Jan 15, 2011 at 10:58 AM
RASMATAZ
✓
Experienced Mechanic
75,988 POSTS
You sure its not a P0138?
Jan 15, 2011 at 11:16 AM
PETER MURPHY
MEMBER
2 POSTS
Yes , not PO138 . called local parts store and he looked it up and said it was a swirl valve . now i can't locate where it is nor what it is
Jan 15, 2011 at 11:26 AM
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