ATF 337 - Ford Driveability & Emissions

Credits: 4
Lecture Hours: 3
Lab Hours: 2
Practicum Hours: 0
Work Experience: 0
Course Type: Voc/Tech

Diagnosis and service of microprocessor-controlled fuel and ignition systems. Computer-based scantools, digital meters and other high-technology instruments will be used.
Prerequisite: Admission to Automotive Student Service Ed Training (ASSET) and ATF 328 or AUT 652.
Corequisite: ATF 336
Competencies

Explain Ford air supply systems.
1. Label air cleaner components
2. Discuss intake air temperature control systems
3. Define the different types and designs of intake manifolds
4. Describe turbo/superchargers.
5. Service air supply systems
Demonstrate an understanding of vacuum diagnosis.
1. Discuss the fundamentals of vacuum systems
2. Explain vacuum schematics and devices.
3. Outline the operating sequence
4. Outline performance testing procedures
Explain Ford emission controls
1. Discuss air pollution
2. Explain positive crankcase ventilation systems
3. Identify the components of the evaporative system.
4. Review engine design characteristics
5. Describe the (EGR) exhaust gas recirculation system.
6. Outline the thermactor system.
7. Explain exhaust catalyst operation.
Demonstrate an understanding of ignition system services
1. Discuss secondary ignition components
2. Review spark plug design and application
3. Identify proper test procedures
4. List steps for oscilloscope usage
5. Diagnose ignition related concerns.
Outline proper tune up procedures
1. Demonstrate proper plug wire removal
2. Discuss plug gapping
3. Describe timing procedures
4. Demonstrate proper coil-on-plug (COP) service.
Explain four gas analyzers
1. Discuss CO, CO2, HC, 02
2. Describe relationship between gases
3. Identify effects on engine operation
Use Ford high tech diagnostic equipment
1. Operate IDS
2. Discuss use of IDS
Explain Ford systematic approach for troubleshooting Electronic Engine Controls
1. Label steps for road testing.
2. List proper sequence for testing.
3. Identify steps for a visual inspection.
4. Outline the proper methods for code retrieval.
5. Outline code retrieval steps.
6. Review safety precautions
Examine Ford advanced engine performance strategies
1. Review the PCM.
2. Outline fuel control system strategies.
3. Identify ignition system strategies.
4. Define EGR system strategies.
5. Describe idle speed control system strategies.
6. List thermactor air system strategies.
7. State canister purge system strategies

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