Specialized Automotive & Heavy Diesel Electrical TrainingOn-site • Custom • Diagnostic-focused
Real-world electrical diagnostics

Building better diagnostic technicians.

Specialized automotive and heavy diesel electrical training for fleets, dealerships, technical colleges, school districts, and repair facilities. Training built around system understanding, scan tool data, electrical testing, and troubleshooting logic.

ElectricalSystem-first diagnostics
DieselFleet and heavy vehicle focus
Hands-onTraining technicians can use
Training focus

Teach the process, not just the repair.

Technicians learn to prove faults with data, voltage-drop testing, circuit logic, communication networks, and diagnostic reasoning.

Diagnostic Method

Understand the system → gather data → test the circuit → prove the fault → verify the repair.

Who we serve

Training for shops, fleets, and education programs.

Programs can be customized for entry-level technicians, experienced mechanics, instructors, and fleet maintenance teams.

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Fleet Operations

Electrical and diagnostic training for technicians maintaining trucks, buses, utility vehicles, and equipment.

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Technical Education

Support for diesel, automotive, and transportation programs that need relevant electrical and diagnostic instruction.

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Repair Facilities

Training for dealerships and independent shops that need stronger troubleshooting habits and repeatable diagnostic processes.

Featured training

Electrical training built around real diagnostic work.

Heavy Diesel Electrical Diagnostics

Circuits, voltage drop, sensors, actuators, power distribution, and fault isolation.

Training Program →
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Automotive Electrical Fundamentals

Core electrical principles, testing methods, schematics, and troubleshooting workflows.

Training Program →
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CAN Bus & Network Communications

Network basics, module communication, data interpretation, and communication faults.

Training Program →
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Oscilloscope Fundamentals

Using waveforms to understand electrical signals, sensors, actuators, and system behavior.

Training Program →
Why TTD

Training that develops diagnostic thinking.

The goal is not memorizing parts or codes. The goal is helping technicians understand how systems work so they can make better decisions, diagnose efficiently, and verify repairs correctly.

Hands-on and practical

Built around the tools technicians actually use: meters, scan tools, wiring diagrams, scopes, and service information.

Customized to your operation

Training can be adapted for fleet needs, school programs, experience level, vehicle type, and technician goals.

Instructor and fleet experience

Designed from real teaching, technician development, and maintenance training experience.

Instructor approach

“Build technicians who can explain the system, test the circuit, interpret the data, and prove the repair.”

This site will continue to grow into a technical resource hub with articles, diagnostic tips, training outlines, and course materials.

Meet the Instructor

Technical Insights Coming Soon

How to read scan tool data without guessing
Diagnostic reasoning and data interpretation.
Voltage drop testing for real-world faults
Using measurements to prove circuit problems.
CAN bus basics for working technicians
Understanding network communication faults.
Ready to train your team?

Request custom electrical diagnostic training.

Use the contact form to share your industry, equipment type, technician count, and training goals.

Request Training