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gogocamcam
Novice
May 6, 2018, 5:58 PM
Post #1 of 2
(1214 views)
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recurring P0440 code
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Nissan Sentra 1997 model AT 1.6. P0446 and P0440 recurring codes. P0446 code stopped recurring when gas cap replaced two months ago. P0440 still comes back after every 3 or 4 weeks. What is causing this and how to fix?
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Hammer Time
Ultimate Carjunky
/ Moderator
May 6, 2018, 6:16 PM
Post #2 of 2
(1206 views)
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Re: recurring P0440 code
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You probably need to smoke test the system for leaks.
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We offer help in answering questions, clarifying things or giving advice but we are not a substitute for an on-site inspection by a professional.
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