Fuel System Status
The Closed Loop is displayed indicating that the ECM is controlling the fuel delivery according to the Front Heated Oxygen Sensor (HO2S) voltage as close to an air/fuel ratio of 14.7 : 1 as possible.
The Closed Loop is displayed indicating that the ECM is controlling the fuel delivery according to the Front Heated Oxygen Sensor (HO2S) voltage as close to an air/fuel ratio of 14.7 : 1 as possible.