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1990 Mazda Miata 1.6L Excessive Emissions
Posted to Asian Driveability on 5/9/2006 10 Replies

This car was just brought in today from a Test Only Center where it failed the smog test for high NOX emissions. I have tested the O2 and found it to be OK, it actually has a perfect waveform. This Miata does not have an EGR system. I drilled a hole in the exh...

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  Related Documents & Media  1990 Mazda Miata

 
Message Closed w/FIX

car Vehicle Data

1990 Mazda Miata

VIN JM1NA351XL
Engine1.6 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI
EmissionsCalifornia Emissions
SymptomsExcessive Emissions
Message Closed w/FIX

car Vehicle Data

1990 Mazda Miata

VIN JM1NA351XL
Engine1.6 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI
EmissionsCalifornia Emissions
SymptomsExcessive Emissions