Section outline

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    General

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                          ATTC 042

    Outline

    The course is as follow

    Unit 1- Introduction to auto diagnostics system

    Unit 2- Engine performance analysis

    Unit 3- Electrical system diagnostics

    Unit 4- On board diagnostics (OBD) system

    unit 5 - Diagnostics tools and techniques

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    UNIT 1

    Overview

    • Auto diagnostic systems are essential for modern vehicle performance, safety, and reliability.
    • They serve as the vehicle’s internal monitoring and troubleshooting unit.
    • This unit introduces diagnostic system functionality, importance, and technological evolution.
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    UNIT 2

    Overview

    • Engine performance analysis is crucial for maintaining, diagnosing, and repairing automotive engines.
    • It focuses on understanding how engines operate, identifying performance issues, and interpreting diagnostic trouble codes to ensure engine efficiency and reliability.
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    UNIT 3

    Overview

    • Electrical systems are the nervous system of modern vehicles.
    • Understanding circuitry, components, and wiring diagrams is essential.
    • Skills needed include fault identification, analysis, and diagnostic techniques.
    • Goal: Equip you with solid diagnostic skills.
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    UNIT 4

    Overview

    • OBD systems: a cornerstone in modern vehicle management
    • Network of sensors, monitors, diagnostic protocols

         Supports

    • Performance monitoring
    • Emissions compliance
    • Proactive maintenance
    • Facilitates communication with diagnostic tools
    • Standardized by OBD-II protocols
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    UNIT 5

    Overview

    • Automotive diagnostics use a wide array of tools—from basic to advanced.

         Basic Tools

    •  Multimeters
    • Circuit testers
    • Vacuum gauges
    • Used for assessing electrical and mechanical integrity.