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Electrical Testing And Diagnosis

Testing electrical circuits is a very important part of vehicle diagnostics in todays cars and trucks.
Most all systems on todays vehicles are electronically and computer controlled.Learn About Basic Electrical System Testing Procedures and Components.


Checking fuses

Fuses

Automotive fuse identification and how to test them.

Circuit Breakers

Circuit Breakers

Learn what a circuit breaker does and how they work.

Volt / ohm meter

Volt / Ohm Meter

How to use a volt / ohm meter to test electrical circuits.

Continuity

Continuity

Learn how to test for circuit continuity and open circuits.

Short to ground

Short To Ground

How to test for a short to ground- common cause of blown fuses.

Measure Voltage

Voltage

Learn how to test for proper voltage on electrical circuits.

Frequency

Frequency

Measuring frequency on automotive circuits and sensors.

Electrical Theory

Electrical Theory

Basic automotive electrical theory explained.

Forums

Automotive Forums

Our auto repair forums. Join the community of 1400 members.


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