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Idle Speed & Co Level

IDLE SPEED & CO LEVEL

Application Idle RPM (1) % CO Level
Cooling Fan On 800 0.6
Cooling Fan Off 825 0.6
(1) With O2 sensor disconnected. CO level is measured before catalytic converter.
NOTE: Idle mixture adjustment is not a normal tune-up procedure. It should not be performed unless mixture control unit is replaced or vehicle fails emissions testing. Idle mixture is not adjustable.
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