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Senior High School Specialized Subject: Automotive Servicing

Automotive Servicing is one of the specialized subjects under the technical-vocational livelihood (TVL) career track. Some examples of the things that you will learn from taking this subject include:


  • Perform Gas Engine Tune Up
    • Procedure in setting valve tappet clearance
    • Procedure for checking and adjusting valve tappet clearance
    • Safety procedure
    • Procedure in adjusting spark plug clearance
    • Procedure for testing spark plug
    • Analyzing spark plug spark
    • Safety procedure
    • Timing result/reference table
    • Procedure in replacing fuel filter and air cleaner
    • Types of filter elements
    • Procedure in inspecting/adjusting/replacing contact point gap
    • Procedure for testing and replacing condenser
    • Procedure in adjusting dwell angle
    • Setting ignition timing
    • Procedure in ignition timing
    • Procedure in checking advance timing
    • Procedure in adjusting idle engine speed
    • Adjusting idle fuel mixture
    • Procedure in compression testing
    • Safety precaution
    • Compression specification
  • Perform Diesel Engine Tune Up
    • Procedure in installing injection pump
    • Fuel injection timing marks location interpretation and application
    • Use of special service tool (SST) in installing injection pump
    • Positive work values
    • Type and classification of gasket and sealant
    • Procedure in injection timing
    • Timing marks interpretation and application
    • Use of SST
    • Positive work values
    • Fuel injection marks
    • Timing result/reference table
    • Procedure in bleeding injection pump
    • Handling of bleeder screw and pump
    • Handling of equipment such as tester and pressurized gases
    • Positive work values
    • Use of compression testing instruments
    • Use of special service tools
    • Positive work values
    • Effects of low compression

While studying, you will also be asked to demonstrate what you have learned by participating in class activities that may include the following:

    • Measuring/adjusting valve tappet clearance
    • Testing spark plug
    • Checking/replacing fuel and air filter
    • Testing and replacing ignition breaker
    • Checking and adjusting distributor setting
    • Setting fuel mixture and idle rpm
    • Performing compression testing
    • Setting and installing injection pump to engine
    • Inspecting injection timing
    • Bleeding injection system components
    • Conducting compression
    • Testing engine requirements

These examples only cover the scope of the specialized subjects under the technical-vocational livelihood career track. For the scope of the core and contextualized subjects under the senior high school curriculum, please refer to their respective lists.

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