AV-SCANNER guides
The testers and workshop tools worth owning, and how to use them. Each guide is free to read here and to download as a branded PDF for the workshop.
Test battery health and connect the clamps correctly
Charge and maintain flooded, AGM and EFB batteries
Keep vehicle settings during a battery change
Jump start a car safely without another vehicle
Power and test circuits without damaging them
Make reliable crimped connections
Solder and seal car wiring properly
Test fuses without removing them
Load test a battery and read the result
Run tools from a vehicle safely
Remove and clean terminals without damage
Make neat, sealed wiring repairs
Remove panels without breaking clips
Look up a fault code, run a local diagnosis and open the right guide from the reader's own menus.
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