× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1991 Nissan 300ZX 3.0L Excessive Emissions, Poor Idle Quality, Misfire, smoke
Posted to Asian Driveability on 8/12/2004 4 Replies

hi have this beast of a zx it runs lovely until it warms up then the o2 readings go mad ie 16% as this happens it begins to smoke i feel it has to be a vaccum valve somewhere opening up and possibly drawing in oil the owner says this has happend several times ...

4 Replies Received (View Replies)

  Related Documents & Media  1991 Nissan 300ZX

 
Message Closed w/Summary

car Vehicle Data

1991 Nissan 300ZX

VIN [No VIN Available]
Engine3.0 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI / mpi
SymptomsExcessive Emissions, Poor Idle Quality, Misfire, Smoke
OccursHot
Misc.Jap Import
Message Closed w/Summary

car Vehicle Data

1991 Nissan 300ZX

VIN [No VIN Available]
Engine3.0 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI / mpi
SymptomsExcessive Emissions, Poor Idle Quality, Misfire, Smoke
OccursHot
Misc.Jap Import