iti 14 April 2025
Mechanic Auto Electrical and Electronics

ITI Mechanic Auto Electrical and Electronics Trade Syllabus

The ITI Mechanic Auto Electrical and Electronics trade is a one-year vocational training program under the Craftsman Training Scheme (CTS), governed by the National Council for Vocational Training (NCVT). This course equips trainees with skills in diagnosing, repairing, and maintaining vehicle electrical and electronic systems, including batteries, starters, alternators, lighting, wiring harnesses, and modern systems like engine control units (ECUs), sensors, and infotainment. The syllabus integrates theoretical knowledge, practical technical skills, and employability skills to prepare students for roles such as auto electricians, diagnostic technicians, or electronics specialists in automotive repair shops, dealerships, or manufacturing units, or as self-employed service providers.

Course Overview

  • Duration: 1 year (2 semesters, each 6 months)
  • NSQF Level: Level 4
  • Eligibility: Minimum 10th grade pass with Science and Mathematics (or equivalent)
  • Objective: To train individuals in servicing and repairing vehicle electrical and electronic systems to ensure safety, performance, and reliability.

Detailed Syllabus Breakdown 

1. Trade Theory (Theoretical Knowledge)

Covers principles of automotive electrical and electronic systems, diagnostics, and repair.

  • Semester 1
    • Introduction to Auto Electrical Systems
      • Overview: role of electrical systems in vehicles, components (battery, alternator, starter).
      • Industry scope: career opportunities, safety regulations, workshop practices.
      • Safety: PPE (gloves, goggles), handling high voltage, battery acid precautions.
    • Fundamentals of Electricity
      • Concepts: voltage, current, resistance, Ohm’s law, AC/DC circuits.
      • Circuits: series, parallel, automotive wiring basics.
      • Measurements: using multimeters, oscilloscopes, clamp meters.
    • Batteries
      • Types: lead-acid, lithium-ion, AGM batteries in vehicles.
      • Operation: charging, discharging, capacity, specific gravity.
      • Maintenance: testing, charging, terminal cleaning, safe disposal.
    • Starting Systems
      • Components: starter motor, solenoid, flywheel, relays.
      • Operation: cranking process, torque generation, electrical flow.
      • Faults: diagnosing no-crank, slow crank, solenoid issues.
    • Charging Systems
      • Components: alternator, voltage regulator, drive belts.
      • Operation: AC to DC conversion, battery charging, load management.
      • Faults: undercharging, overcharging, belt slippage.
    • Lighting Systems
      • Types: halogen, LED, xenon headlights, tail lights, indicators.
      • Circuits: wiring, switches, relays, fuses for lighting.
      • Standards: beam alignment, brightness, road safety regulations.
    • Tools and Equipment
      • Hand tools: screwdrivers, pliers, crimping tools, wire strippers.
      • Diagnostic tools: scan tools, code readers, battery testers.
      • Safety: insulated tools, grounding, avoiding short circuits.
  • Semester 2
    • Ignition Systems
      • Types: coil-on-plug, distributor-based, electronic ignition.
      • Components: spark plugs, ignition coils, sensors (crankshaft, camshaft).
      • Operation: spark timing, misfire detection, knock control.
    • Electronic Control Systems
      • Systems: ECU, throttle control, fuel injection, ABS, airbags.
      • Components: sensors (MAP, O2, TPS), actuators, wiring harnesses.
      • Operation: CAN bus, signal processing, real-time diagnostics.
    • Wiring Harnesses
      • Design: loom layouts, connectors, insulation types, color coding.
      • Repair: splicing, soldering, crimping, taping wires.
      • Testing: continuity, voltage drop, short circuit detection.
    • Infotainment and Accessories
      • Systems: audio, navigation, reversing cameras, keyless entry.
      • Components: displays, speakers, antennas, Bluetooth modules.
      • Installation: wiring, programming, compatibility checks.
    • Troubleshooting and Diagnostics
      • Methods: reading fault codes, interpreting wiring diagrams, using scan tools.
      • Faults: sensor failures, ECU malfunctions, wiring breaks.
      • Standards: OBD-II compliance, manufacturer-specific protocols.
    • Professional Skills
      • Customer service: explaining faults, repair costs, timelines.
      • Entrepreneurship: starting an auto electrical shop, sourcing parts.
      • Trends: electric vehicles (EV), hybrid systems, autonomous driving electronics.

2. Trade Practical (Hands-On Skills)

Focuses on practical tasks in workshops and simulated vehicle electrical setups.

  • Semester 1
    • Safety Practices
      • Using PPE: wearing insulated gloves, safety glasses in workshops.
      • Safe handling: disconnecting batteries, avoiding live circuits.
      • Emergency drills: electrical shock response, fire safety.
    • Tool Handling
      • Using tools: crimping, stripping, soldering wires in labs.
      • Measuring: testing voltage, resistance with multimeters.
      • Diagnostic: using battery testers, clamp meters in mock setups.
    • Battery Maintenance
      • Testing: checking voltage, specific gravity, load capacity.
      • Servicing: cleaning terminals, topping electrolyte in mock batteries.
      • Charging: using chargers, monitoring charge cycles.
    • Starting System Repair
      • Dismantling: removing starter motor, solenoid in mock engines.
      • Inspecting: checking brushes, armature, gear wear.
      • Testing: verifying cranking performance post-repair.
    • Charging System Repair
      • Servicing: inspecting alternator, belts in mock setups.
      • Testing: measuring output voltage, diode function.
      • Repairing: replacing regulators, bearings in labs.
    • Lighting System Work
      • Installing: wiring headlights, indicators in mock vehicles.
      • Adjusting: aligning beams, testing brightness, relay function.
      • Repairing: replacing bulbs, fixing wiring faults.
    • Project Work
      • Servicing a starting system: dismantling, repairing, testing.
      • Report: documenting faults fixed, test results.
  • Semester 2
    • Ignition System Maintenance
      • Servicing: replacing spark plugs, coils in mock engines.
      • Testing: checking spark strength, timing with diagnostic tools.
      • Diagnosing: tracing misfire, ignition faults in labs.
    • Electronic System Repair
      • Testing: scanning ECUs, reading sensor data in mock vehicles.
      • Repairing: replacing sensors (O2, TPS), recalibrating systems.
      • Wiring: connecting CAN bus, actuators in mock setups.
    • Wiring Harness Work
      • Repairing: splicing, soldering broken wires in mock looms.
      • Installing: fitting connectors, taping harnesses in labs.
      • Testing: checking continuity, voltage drop with multimeters.
    • Infotainment Installation
      • Installing: wiring audio systems, cameras in mock dashboards.
      • Programming: setting up navigation, Bluetooth modules.
      • Testing: verifying sound, display, connectivity functions.
    • Troubleshooting Practice
      • Diagnosing: using scan tools to read codes in mock vehicles.
      • Repairing: fixing sensor, ECU, wiring faults in labs.
      • Testing: ensuring systems operate post-repair, clearing codes.
    • Project Work
      • Restoring a vehicle’s electronics: wiring, ECU, infotainment repair.
      • Portfolio: presenting repair logs, diagnostic reports, photos.

3. Workshop Calculation and Science

Supports auto electrical repairs with relevant concepts.

  • Semester 1
    • Arithmetic: calculating battery capacity, wire gauge sizes.
    • Physics: electricity, magnetism, electromagnetic induction.
    • Materials: conductivity of copper, insulation properties.
  • Semester 2
    • Algebra: resistance in circuits, power consumption.
    • Electronics: semiconductors, diodes, transistors in ECUs.
    • Science: signal processing, digital logic in automotive systems.

4. Engineering Drawing

Focuses on technical drafting for electrical systems.

  • Semester 1: Sketching wiring diagrams, battery layouts, circuit symbols.
  • Semester 2: Drawing ECU circuits, harness layouts, infotainment schematics.

5. Employability Skills

Enhances job readiness and soft skills.

  • Semester 1
    • Communication: reporting faults, interacting with clients.
    • Time management: prioritizing repairs, meeting deadlines.
    • Basic IT: using diagnostic software, inventory apps.
  • Semester 2
    • Entrepreneurship: planning an auto electrical shop, sourcing components.
    • Teamwork: coordinating with mechanics, body repair technicians.
    • Problem-solving: addressing complex electrical faults, customer issues.

Assessment and Certification

  • Examinations: Semester-wise (theory + practical).
  • Certification: National Trade Certificate (NTC) from NCVT, recognized nationally.
  • Evaluation: Based on diagnostic accuracy, repair proficiency, system functionality, and project work.

Career Opportunities

  • Employment: Auto electrician, diagnostic technician, electronics specialist in repair shops, dealerships, or manufacturers.
  • Self-Employment: Starting an auto electrical repair or diagnostic business.
  • Further Studies: Diploma in Automobile Engineering, certifications in EV technology, or Bosch diagnostics.

Note

  • This syllabus aligns with NCVT guidelines and may vary slightly by institution or state.
  • For the latest version, refer to the Directorate General of Training (DGT) or local ITI.

Trade Type

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