mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

ABOUT US
Evaporative Emissions System > < Catalytic Converter|Testing and Inspection

MX-5 Miata L4-2.0L (2008)

Page 2
background image

Downstream HO2S graph line example 2

Downstream HO2S graph line example 3

Equation: RATIO = 30 inversions (upstream HO2S inversions) - 27 inversions (downstream HO2S inversions) = 1.1 (bad WU-TWC)

Evaporative Emissions System > < Catalytic Converter|Testing and Inspection