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Stoichiometric chart – GxT Ferret 54 ENGINE DIAGNOSTIC CENTER User Manual

Page 81

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2%

4%

6%

8%

10%

12%

14%

8:1

.54

.68

.82

1.00

1.09

1.22

10:1

12:1

14:1

16:1

18:1

1000

(loaded)

2000

3000

Air/Fuel Ratio

Lambda

λ

O2, CO, CO2

% by

Volume

NOx
ppm

100

200

300

400

500

600

700

800

900

Stoichiometric Chart

HC
ppm

CO2

CO

HC

O2

NOX

7-8