2002 Mazda MPV DMV failed my inspection Codes P0031 & P

2002 MAZDA MPV
97,000 MILES • 6 CYL • FWD • AUTOMATIC
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AMIRDKHAN
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My van failed DMV Inspection in NJ. Codes are P0031 and P0302.
What is the problem.
Thx
Amir
Sep 13, 2008 at 12:43 PM
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