12/27/2024 7:51:06 AM	ATL 110 Course Outline as of Fall 2025	Changed Course
CATALOG INFORMATION
Discipline and Nbr:  ATL 110	Title:  IC ENGINE
Full Title:  Internal Combustion Engine Theory and Repair
Last Reviewed:1/22/2024

Units		Course Hours per Week			Nbr of Weeks	Course Hours Total
Maximum	3.00	Lecture Scheduled	2.50		17.5 max.	Lecture Scheduled	43.75
Minimum	3.00	Lab Scheduled	1.50		6 min.	Lab Scheduled	26.25
		Contact DHR	0			Contact DHR	0
		Contact Total	4.00			Contact Total	70.00
		Non-contact DHR	0			Non-contact DHR Total	0

Total Out of Class Hours:  87.50

Total Student Learning Hours: 157.50

Title 5 Category:  AA Degree Applicable
Grading:  Grade or P/NP
Repeatability:  00 - Two Repeats if Grade was D, F, NC, or NP
Also Listed As: 
Formerly: 

Catalog Description:

Students will learn internal combustion, fuel-agnostic engine fundamentals including configurations and designs, operation, diagnostic tests, disassembly, inspection, assembly, timing chains and belts, valve adjustments, cooling systems, introduction to engine machining, proper use of shop related tools and equipment, and safety practices. Fuel-agnostic refers specifically to low-carbon and zero-carbon fuels: hydrogen, natural gas, propane, clean diesel, etc. Lecture, demonstration, and practical lab experience also emphasize proper and safe use of tools and equipment. Prepare students to take the Automotive Service Excellence (ASE) A1 Engine Repair,  T1 Gasoline Engines or D2 Diesel Engines certification tests (Mechanical portions).

Prerequisites/Corequisites:
Course Completion of ATL 101 and ATL 161

Recommended Preparation:
Eligibility for ENGL C1000 or equivalent and MATH 25 or equivalent

Limits on Enrollment:

Schedule of Classes Information
Description:

Students will learn internal combustion, fuel-agnostic engine fundamentals including configurations and designs, operation, diagnostic tests, disassembly, inspection, assembly, timing chains and belts, valve adjustments, cooling systems, introduction to engine machining, proper use of shop related tools and equipment, and safety practices. Fuel-agnostic refers specifically to low-carbon and zero-carbon fuels: hydrogen, natural gas, propane, clean diesel, etc. Lecture, demonstration, and practical lab experience also emphasize proper and safe use of tools and equipment. Prepare students to take the Automotive Service Excellence (ASE) A1 Engine Repair,  T1 Gasoline Engines or D2 Diesel Engines certification tests (Mechanical portions).

(Grade or P/NP)
Prerequisites:Course Completion of ATL 101 and ATL 161
Recommended:Eligibility for ENGL C1000 or equivalent and MATH 25 or equivalent
Limits on Enrollment:
Transfer Credit:
Repeatability:00 - Two Repeats if Grade was D, F, NC, or NP

ARTICULATION, MAJOR, and CERTIFICATION INFORMATION

Associate Degree:		Effective:		Inactive:
Area:
CSU GE:	Transfer Area			Effective:	Inactive:
IGETC:	Transfer Area			Effective:	Inactive:
CSU Transfer:		Effective:		Inactive:
UC Transfer:		Effective:		Inactive:
C-ID:

Certificate/Major Applicable: Both Certificate and Major Applicable

COURSE CONTENT

Student Learning Outcomes:
At the conclusion of this course, the student should be able to:

1. Demonstrate proper use of measuring tools on an engine block and components

2. Identify engine block assembly components and configurations

3. Demonstrate the proper steps to remove a cylinder head; inspect gasket condition; install cylinder head and gasket; tighten according to manufacturer's specification and procedure

4. Demonstrate the proper steps for performing a timing belt replacement and setting the timing belt, crankshaft, and camshafts in proper positions

 

Objectives:

At the conclusion of this course, the student should be able to:

1. Verify and interpret engine concerns, and determine necessary action

2. Inspect an engine assembly for fuel, oil, coolant, and other leaks, and determine necessary action

3. Perform cooling system, cap, recovery system tests (pressure, combustion leakage, and temperature), and determine necessary action

4. Inspect, replace, and adjust drive belts, tensioners, and pulleys

5. Test coolant; drain and recover coolant; flush and refill cooling system with recommended coolant; bleed air as required

6. Inspect, test, remove, and replace engine cooling and heater system hoses, radiator, thermostat and housing, and water pump

7. Inspect, and test fans(s) (electrical or mechanical), fan clutch, fan shroud, and air dams

8. Inspect, test, and replace oil temperature and pressure switches and sensors

9. Inspect oil pump gears or rotors, housing, pressure relief devices, and pump drive; perform necessary action

10. Diagnose engine noises and vibrations, and the cause of excessive oil consumption, unusual engine exhaust color, odor, and sound; determine necessary action

11. Visually inspect cylinder head(s) for cracks, check gasket surface areas for warpage and leakage

12. Install cylinder heads and gaskets, and tighten according to manufacturer's specifications and procedures

13. Inspect and test valve springs for squareness, pressure, free-height comparison, valve spring retainers, locks, and valve grooves and replace as needed

14. Inspect valve guides for wear, check valve guide height, and stem to guide clearance, recondition or replace as needed

15. Check valve spring assembled height and valve stem height; service valve and spring assemblies as needed

16. Inspect pushrods, rocker arms, rocker arm pivots and shafts for wear, bending, cracks, looseness, and blocked oil passages (orifices), and perform necessary action

17. Adjust valves (mechanical and hydraulic lifters)

18. Inspect and replace timing belt(s), overhead cam drive sprockets, and tensioners, check belt tension, and adjust as necessary

19. Verify camshaft(s) timing according to manufacturer's specifications and procedures

20. Inspect camshaft drives (including gear wear and backlash, sprocket and chain wear); replace as necessary

21. Inspect camshaft for runout, journal wear and lobe wear

22. Establish camshaft(s) timing and cam sensor indexing according to manufacturer's specifications and procedures

23. Disassemble engine block; clean and prepare components for inspection and reassembly

24. Inspect engine block for visible cracks, passage condition, core and gallery plug condition, surface warpage, and determine necessary action

25. Inspect and measure cylinder walls for damage/wear, deglaze, and determine necessary action

26. Inspect crankshaft for end play, straightness, journal damage, keyway damage, thrust flange and sealing surface condition, and visual surface cracks; check oil passage condition; measure journal wear; check crankshaft sensor reluctor ring (where applicable); determine necessary action

27. Inspect and measure main and connecting rod bearings for damage, clearance, and end play; determine necessary action

28. Replace camshaft, main and connecting rod bearings using manufacturer's recommended procedures

29. Inspect, measure, service pistons and pins, and install piston rings

30. Assemble the engine using gaskets, seals, and formed-in-place (tube-applied) sealants, thread sealers, etc., according to manufacturer's specifications

31. Prime engine lubrication system

32. Confirm engine operation

Topics and Scope

Lecture-Related Topics and Scope:

I. Mobile Equipment Safety and Shop Practice

II. Proper Care and Manipulation of Basic Hand Tools

III. Engine Fundamentals, Types, Construction, Operation, and Identification

    A. Four stroke cycle

    B. Flathead, overhead valve (OHV), single overhead camshaft (SOHC), dual overhead camshaft (DOHC)

    C. Valve timing relationship

    D. Ignition timing

    E. Cooling system operation

    F. Lubrication system

    G. Fuel types for internal combustion

IV. Engine Condition Diagnosis, Inspection and Repair

V. Compression Tests

VI. Cylinder Leakage Tests

VII. Engine Vacuum Tests

VIII. Oil Pressure Tests

IX. Engine Combustion Four-gas Analysis

X. Engine Components

XI. Engine Precision Measurement, Proper Care, and Operation of Precision Measurement Tools

XII. Engine Disassembly, Cleaning Techniques and Procedures, and Assembly

XIII. Cylinder Head Diagnosis, Disassembly, Testing, and Inspection

XIV. Valve Guide, Valve and Valve Seat Inspection, and Servicing

XV. Cylinder Head Reconditioning, Reassembly and Inspection

XVI. Camshaft, Timing Belts, Timing Chains and Valve Train Service

XVII. Hazardous Waste Handling

XVIII. Hybrid, Electric, and Alternative Fuel Safety

XIX. Hybrid, Electric, and Alternative Fuel Applicable Systems Awareness

 

Lab-Related Topics and Scope:

I. Demonstrate Proper Safety Practices Including Hazardous Waste Handling

II. Demonstrate the Proper Use of Basic Hand Tools

III. Demonstrate the Use of Basic Shop Tools and Equipment

IV. Access Vehicle Service Information

V. Apply the Knowledge of Engine Fundamentals, Types, Construction, Operation and Identification in Servicing and Repair of Mobile Equipment Engines

VI. Diagnosis of Engine Problems as a Result of Conducting Engine Test

VII. Compression Tests

VIII. Cylinder Leakage Tests

IX. Engine Vacuum Tests

X. Pressure Test

XI. Demonstrate Broken Bolt Removal and Thread Repair

XII. Properly Disassemble Engine for Inspection

XIII. Measure and Evaluate the Condition of Internal Engine Components

XIV. Perform Visual Inspections of Engine Components

XV. Properly Assemble Engine for Operation

Assignments:

Lecture-Related Assignments:

1. Weekly reading (20 - 50 pages)

2. Notebook: Compile lab notes, class notes, and handouts

3. Engine performance and operation exercises using formulas and calculations

4. Test(s) and final exam

 

Lab-Related Assignments:

1. Lab activities and worksheets: hands-on engine diagnosis, inspection, and rebuilding activities

2. Lab reports: record measurements and calculations for all activities

3. Performance exam(s): demonstrate a running reassembled engine

Methods of Evaluation/Basis of Grade.

Writing: Assessment tools that demonstrate writing skill and/or require students to select, organize and explain ideas in writing.		Writing 0 - 0%
None
This is a degree applicable course but assessment tools based on writing are not included because problem solving assessments and skill demonstrations are more appropriate for this course.
Problem solving: Assessment tools, other than exams, that demonstrate competence in computational or non-computational problem solving skills.		Problem Solving 5 - 10%
Engine performance and operation exercises; lab reports
Skill Demonstrations: All skill-based and physical demonstrations used for assessment purposes including skill performance exams.		Skill Demonstrations 30 - 50%
Lab activities and worksheets; performance exam
Exams: All forms of formal testing, other than skill performance exams.		Exams 30 - 50%
Test(s) and final exam
Other: Includes any assessment tools that do not logically fit into the above categories.		Other Category 0 - 10%
Notebook

Representative Textbooks and Materials:

Automotive Engine Repair: CDX Master Automotive Technician Series. Goodnight, Nicholas and VanGelder, Kirk. Jones and Bartlett Learning. 2017 (classic)

Fundamentals of Medium/Heavy Duty Diesel Engines. 2nd ed. Wright, Gus. Jones & Bartlett Learning. 2023

Instructor prepared materials

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