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Air/Fuel Mixture|Adjustments > < Fuel Pressure|Specifications|Page 370
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Air/Fuel Mixture: Specifications

FUEL MIXTURE 

0.6 - 1.0 % CO @ 800 ± 40 RPM [1] 

TEST CONDITIONS: Measured upstream of catalytic converter with oxygen sensor plug disconnected

 
 

[1]  880 ± 40 rpm on models as of 87

In conjunction with control unit

911 618 111 18
911 618 111 19
911 618 111 20

Air/Fuel Mixture|Adjustments > < Fuel Pressure|Specifications|Page 370