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Service Engine Soon light

P0139 P0159 Not sure what mods you have but I'd checking for intake leaks. It's hard to believe that both O2 sensors failed at the same time. It's also hard

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		Nissan 370Z Forum > Nissan 370Z Tech Area > Nissan 370Z Warranty / Scheduled Maintenance / Servicing / Repairs
Service Engine Soon light

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11-29-2012, 11:52 AM	#5 (permalink)
gomer_110 A True Z Fanatic Join Date: Aug 2011 Location: Perrysburg, OH Posts: 17,992 Drives: '11 Nismo #528 GM Rep Power: 36941	P0139 P0159 Not sure what mods you have but I'd checking for intake leaks. It's hard to believe that both O2 sensors failed at the same time. It's also hard to believe that an exhaust leak appeared on both banks at the same time. scottIN likes this. __________________ '11 370Z Nismo #528 Fast Intentions \| Stillen \| Motordyne \| Uprev \| CSF \| Zspeed \| Z1 Motorsports \| AST \| Swift \| SPC \| SPL \| Whiteline \| Hotchkis \| Bride \| Schroth \| Robispec \| Cusco \| Nismo \| Volk \| Forgestar \| Hoosier \| RJM '17 Titan Bone Stock

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