HET-4 – Hybrid and Electric Vehicle Fault Diagnosis and Repair Training: Professional-Level Technical Expertise

As electric and hybrid vehicle technologies rapidly evolve, the demand for specialized personnel in their maintenance and repair processes continues to increase. Advanced technological structures such as high-voltage systems, battery packs, power electronics components, and motor control units require accurate diagnosis and professional intervention.

HET-4 – Hybrid and Electric Vehicle Fault Diagnosis and Repair Training is one of the most comprehensive training levels designed for professionals seeking in-depth knowledge and practical skills in this field. This program provides the competence to detect complex faults in electric vehicles, perform accurate analysis, and execute effective repairs.

Purpose of HET-4 Training

The main goal of HET-4 training is to equip participants with the ability to perform the most advanced technical operations on vehicles. The training specifically aims to develop the following competencies:

• Advanced fault detection in electric and hybrid vehicles

• Safe and technical intervention on battery packs

• Repair and system testing of powertrain components

• Detailed analysis of vehicle software and sensor data

• Resolution of CAN-BUS communication errors

• In-depth data reading and evaluation using diagnostic tools

This level trains professionals capable of performing full-scale technical operations on vehicles.

HET-4 Training Content

1. Advanced Fault Analysis in High-Voltage Systems

Participants learn to detect complex faults in HV circuits and safe intervention methods.

Content:

• HV leakage tests

• Detection of insulation issues

• Short circuit analysis

• Energy management errors

2. Repair Applications on Battery Packs and Modules

This module is the most critical stage for electric vehicles.
Participants:

• Analyze battery modules

• Learn to detect faulty cells

• Resolve thermal management issues

• Perform battery pack assembly-disassembly exercises

3. Repair in Electric Motor and Inverter Systems

This section examines complex issues on motors and power electronics.

Topics:

• Motor winding faults

• Inverter circuit faults

• IGBT and MOSFET faults

• Waveform reading using oscilloscope

4. CAN-BUS and Vehicle Communication System Fault Resolution

Modern electric vehicles operate with advanced communication protocols.
Participants:

• Analyze CAN data flow

• Resolve communication interruptions and module faults

• Detect sensor and actuator faults

5. Advanced Diagnostic Methods

This section includes advanced diagnostic systems, software-based fault analysis, and real-time data evaluation.

Who Can Participate in HET-4 Training?

• Those who have completed HET-1, HET-2, and HET-3 levels

• Electric vehicle maintenance and repair specialists

• Service technicians and engineers

• Fleet maintenance managers

• Technical education graduates

• Those aiming for professional expertise in electric vehicles

This level is designed for those who want to master all maintenance and repair processes on vehicles.

Benefits of HET-4 Training

Participants gain the following competencies by the end of the training:

• Ability to independently resolve complex faults

• Ability to perform professional technical interventions on vehicles

• Expertise in battery and power electronics faults

• Advanced use of diagnostic tools

• Opportunity to work as a highly qualified expert in the industry

This level of expertise ensures top-level knowledge and skills in electric vehicle technologies.