| MERIT BADGES | 
   
  
    
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    Note:  
 Eagle
Required  
        
are in Italics | 
   
 
"A" 
American
Business 
American Culture 
American Heritage 
American Labor 
Animal Science 
Archaeology 
Archery 
Architecture 
Art 
Astronomy 
Athletics 
Atomic Energy 
Auto Mechanics 
Aviation 
 
"B" 
Backpacking 
Basketry 
Bird Study 
Bugling 
 
"C" 
Camping 
Canoeing 
Chemistry 
Cinematography 
Citizenship
Community* 
Citizenship Nation* 
Citizenship World* 
Climbing 
Coin Collecting 
Collections 
Communications* 
Computers 
Cooking 
Crime Prevention 
Cycling* 
"D" 
Dentistry 
Disability Awareness 
Dog Care 
Drafting 
 
"E" 
Electricity 
Electronics 
Emergency
Preparedness** 
Energy 
Engineering 
Entrepreneurship 
Environmental
Science* 
 
"F" 
Family Life* 
Farm Mechanics 
Fingerprinting 
Fire Safety 
First Aid* 
Fish & Wildlife Mgmt. 
Fishing 
Fly Fishing 
Forestry 
 
"G" 
Gardening 
Genealogy 
Geology 
Golf 
Graphic Arts 
 
"H" 
Hiking 
Home Repairs 
Horsemanship 
 
"I" 
Indian Lore 
Insect Studies 
 
"J" 
Journalism 
 
"K" 
 
"L" 
Landscape Architecture 
Law 
Leatherwork 
Lifesaving** 
 
"M" 
Mammal Study 
Medicine 
Metalwork 
Model Design & Building 
Motorboating 
Music 
 
"N" 
Nature 
 
"O" 
Oceanography 
Orienteering 
 
"P" 
Painting 
Personal Fitness** 
Personal Management* 
Pets 
Photography 
Pioneering 
Plant Science 
Plumbing 
Pottery 
Public Health 
Public Speaking 
Pulp and Paper 
 
"Q" 
 
"R" 
Radio 
Railroading 
Reading 
Reptile & Amphibian Study 
Rifle Shooting 
Rowing 
 
"S" 
Safety 
Salesmanship 
Scholarship 
Sculpture 
Shotgun Shooting 
Skating 
Skiing 
Small Boat Sailing 
Soil & Water
Conservation 
Space Exploration 
Sports** 
Stamp Collecting 
Surveying 
Swimming** 
 
"T" 
Textile 
Theatre 
Traffic Safety 
Truck Transportation 
 
"U" 
 
"V" 
Veterinary Medicine 
 
"W" 
Water Skiing 
Weather 
Whitewater 
Wilderness Survival 
Wood Carving 
Woodwork 
 
"X" 
"Y" 
"Z" 
  
  
    
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       Auto Mechanics 
    Requirements 
    2000 | 
   
 
NOTE: Access to an automobile or truck (with owners 
manual) is needed to meet some of the requirements for this merit badge.
 
  - Discuss with your counselor the safety equipment, 
  tools, and clothing used while checking or repairing a motor vehicle. Use this 
  equipment, tools, and/or clothing (when needed of called for) in meeting the 
  requirements for this merit badge. 
 
  - Explain how an internal combustion engine operates 
  and the differences between gasoline and diesel engines. 
 
  - Demonstrate you knowledge of general maintenance. Do 
  the following: 
  
    - Demonstrate how to check the fluid level of the 
    following: 
    
      - Brake Fluid 
 
      - Engine Oil 
 
      - Coolant 
 
      - Power steering fluid 
 
      - Windshield washer fluid 
 
      - Transmission fluid (automatic and standard)
      
 
     
     
    - Check battery fluid, if possible, and the condition 
    of battery terminals. 
 
    - Show the location of fuse boxes and the size of 
    fuses, and demonstrate the proper replacement of burned-out fuses. 
    
 
    - Review the maintenance chart in the owner's manual. 
    Explain the requirements and time limits. 
 
    -   
    
      - Choose a care cleaner and wax product for the 
      vehicle. explain clear-coat paint and the precautions necessary for care. 
      Clean and wax the vehicle, both inside and out. 
 
      - Use a vinyl and rubber protectant (on vinyl tops, 
      rubber door seals, sidewalls, etc.) and explain the importance of this 
      protectant. 
 
     
     
    - Demonstrate how to check the condition and tension 
    of belts and hoses. 
 
    - Demonstrate the following: 
    
      - Check the lighting in the vehicle, including 
      instrument, warning, and exterior bulbs. 
 
      - Check headlight alignment 
 
     
     
    - Demonstrate how to check the vehicle exhaust 
    system. 
 
   
   
  - Demonstrate your knowledge of the following: 
  
    -   
    
      - Explain the difference between tire and vehicle 
      manufacturer's information specifications and demonstrate where to find 
      these specifications. 
 
      - Demonstrate how to check pressure and properly 
      inflate a tire. 
 
      - Using the manufacturer's jack supplied with the 
      vehicle: 
      
        - Demonstrate how to engage the jack correctly on 
        the vehicle. 
 
        - Demonstrate how to change a tire correctly .
        
 
       
       
     
     
    -   
    
      - Explain the difference between bias-belted tires 
      and radial-belted tires. 
 
      - Diagram and explain in writing how to rotate 
      bias-belted and radial-belted tires. 
 
      - Using the manufacturer's guidelines, rotate the 
      tires on the vehicle. 
 
     
     
    -   
    
      - Explain the camber, caster, and toe-in 
      adjustments on wheel alignment. 
 
      - Explain why wheel alignment is important to the 
      life of a tire. 
 
     
     
    - Explain the purpose of the lateral-wear bar 
    indicator. 
 
    - Explain how to dispose of old tires properly.
    
 
   
   
  - Demonstrate your knowledge of engine lubrication. Do 
  the following: 
  
    - Explain the purpose of motor oil. 
 
    - Explain where to find the recommended type and 
    amount of oil to be used in the vehicle engine. 
 
    - Explain the difference in viscosity (10W/30 versus 
    SAE 30). 
 
    - Perform an oil change and oil filter change on a 
    vehicle. 
 
    - Explain how to dispose of the used oil and filter 
    properly. 
 
   
   
  - Cooling system Do the following: 
  
    - Explain the need for coolant in the cooling system.
    
 
    - Flush and change the engine coolant in the vehicle 
    according to the manufacturer's instructions. 
 
    - Explain how to dispose of used coolant properly.
    
 
   
   
  - Demonstrate your knowledge of a fuel system. Do the 
  following: 
  
    - Explain how the air and fuel system work together.
    
 
    - Explain how a carburetor works and how a fuel- 
    injection system works. 
 
    - Explain how an on-board computer works with the 
    fuel injection system. Show where the computer is located. 
 
    - Explain why it is necessary to have an air filter 
    and a fuel filter. Locate them and change them according to the 
    manufacturer's recommendations. 
 
    - Explain what fuel additives are. for both the 
    carburetor and the fuel injection systems. 
 
   
   
  - Demonstrate your knowledge of ignition and electrical 
  systems. Do the following: 
  
    - Diagram and explain the parts of the electrical 
    system. 
 
    - Explain the cylinder engine sequence. 
 
    - Explain the spark plug gap and if practical, change 
    the spark plug. (Use an engine with spark plugs that can be reached without 
    tilting the engine.) 
 
    - Demonstrate how to connect jumper cables on your 
    battery properly. Explain how to jump-start a vehicle. 
 
    - Explain the difference between electronic and point 
    ignition systems. 
 
   
   
  - Demonstrate your knowledge of a drive train. Do the 
  following: 
  
    - Diagram the drive train and explain the different 
    parts. 
 
    - Explain the difference between automatic and 
    standard transmissions. 
 
    - Explain the types of automatic transmission fluid.
    
 
    - Explain the types of lubricants used in a standard 
    transmission and in the differential. 
 
    - Explain the difference between front-wheel, rear- 
    wheel, and four-wheel drive. 
 
    - Explain the gear ratio of the differential. 
    
 
   
   
  - Demonstrate your knowledge of a brake system. Do the 
  following: 
  
    - Explain the brake system (including anti-lock 
    systems) and how it operates. 
 
    - Explain the differences between disc and drum 
    systems. 
 
    - Demonstrate checking conditions on a vehicle brake 
    system. After checking make recommendations for repairs (if necessary).
    
 
   
   
  - Explain the purpose, importance, and limitations of 
  passive restraints. 
 
 
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