DVOM & Multimeter Fundamentals
A complete professional training course for diesel technicians. Master electrical testing from the ground up — with real SPN/FMI fault code scenarios, interactive quizzes, and a printable certification.
"This class finally made multimeter testing make sense. I went from guessing to actually diagnosing circuits the right way."
"The step-by-step DVOM lessons were perfect. I can test voltage, resistance, and continuity with confidence now."
Course Modules
DVOM Basics
Know your meter before you touch a wire
Voltage Testing
Measure pressure in the circuit
Resistance Testing
Find the opposition in the circuit
Continuity Testing
Verify the path is complete
Ground Testing
Bad grounds cause 60% of electrical faults
Sensor Testing
Verify what the ECM is actually seeing
Real Truck Scenarios
SPN/FMI guided testing on actual diesel faults
Final Exam & Certification
Prove your DVOM mastery — earn your certificate
$32
One-time purchase · Lifetime access
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What You'll Learn
- DVOM setup and safe operation
- Voltage, resistance & continuity testing
- Voltage drop testing technique
- Ground circuit diagnosis
- 5V reference sensor testing
- Speed & position sensor testing
- CAN bus fault diagnosis
- Battery & alternator testing