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1999 Toyota Corolla CE 1.8L Excessive Emissions
Posted to Asian Driveability on 1/24/2007 13 Replies

This car repeats code 172 at idle, short term fuel trim is around zero and does fluctuate to -20 the long term fuel trim is -39 and stays there, I have removed pcv hose to create a huge vacuum leak and still have negative trim values, the o2 sensors are switch...

13 Replies Received (View Replies)

  Related Documents & Media  1999 Toyota Corolla CE

 
Message Closed w/FIX

car Vehicle Data

1999 Toyota Corolla CE

VIN [No VIN Available]
Engine1.8 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
OccursAlways
Misc.Corolla Ve
Message Closed w/FIX

car Vehicle Data

1999 Toyota Corolla CE

VIN [No VIN Available]
Engine1.8 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
OccursAlways
Misc.Corolla Ve