Introduction to On Board Diagnostics (II)

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Introduction to On BoardDiagnostics (II)The First major Clean Air Act was adopted by the Congress in1970.Congress established the Environmental Protection Agency(EPA) with the overall responsibility of regulating motorvehicle pollution to the atmosphere. Congress also identifiedthe Inspection and Maintenance (I/M) programs as analternative for improving the air quality.
Introduction to On BoardDiagnostics (II)All of the previous regulations led to the appearance of thecharcoal canister, exhaust gas recirculation (EGR) valves, andfinally the catalytic converters in 1975.Moreover, in 1977 amendments to the Clean Air Act mandatedinspection and maintenance for vehicles used in high-pollution areas affected by high Hydro carbon (HC) emissions.
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Fundamentals of PowertrainControl s
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Evaporative System Monitoring: Hydr
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OBD(II)In addition the electrical c
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Sensors and ActuatorsEmployed in OB
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Sensors and ActuatorsKnock sensorEm
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Secondary air valvesSensors and Act
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Functionality of PowertrainControl
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Introduction to On Board Diagnostics (II)

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