Diagnostic & Testing

Hands on training system in which you apply, solder and install all the parts Dan Sullivan takes you step-by-step through the first 10 training cards via youtube videos...the Over 6 Hours of video...

Digital LCD 3-48V Wide Range Circuit Tester is computer safe with a backlit LCD display for accurate voltage readouts. Its small, ergonomic design is great for use in confined areas. This tool is...

Interchangeable probes for a wide range of testing possibilities. Compatible with most multimeters and scopes with standard 4mm connectors. Kit includes 43" long 4mm banana test leads with straight...

Features Unique and differentiating feature of amp shutters. Amp shutters prevent mistake operation, fuse blowing and improves user safety. Amp shutters block the unused amp jacks. Huge 2 inch LCD...

Electricity explained in a way that makes it useful for mechanics. Unbelievable 200 page guide to every aspect of electrical troubleshooting. Written by a mechanic for real world, hands-on testing. ...

Relay Buddy 12/24 is a quick go / no-go tester for the most common automotive relays. This new version Relay Buddy tests both 12 and 24 volt relays. If the relay fails the test, 3 different trouble...

Only dye needed for engine oil, transmission fluid, power steering fluid, hydraulic oil, gasoline and diesel fuel Service stickers included Works with most UV lights One bottle per application, 6...

Use to back probe harness connectors, fuel injectors and automoitve sensors Straight, 45 degree & 90 degree stainless steel probes in .027" and .040" diameters Color coded for easy identification...

Tool Aid 28200 12/24/42 Volt Circuit Tester. For use with 12, 24 and 42 volt Hybrid systems Computer safe, draws 3 milliamps at 12 volts Has two (2) LED's foe easy voltage identification: blue for...

Pro kit includes 5 new adapters, greatly expanding relay testing capability 3 new adapters for testing shielded relays 2 adapters allows

Kit Makes Testing Relays or Live Circuits Quick and Easy. Extends the Functionality of a DMM. Turns All Fuse and Relay Boxes into Test Points. Includes 8 Jumpers to fit most popular relays. Includes...

Unit is designed for use with digital multimeters,lab scopes or graphing meters. With 1000 Amp capabiltiy, this instrument can be used to test starting and charging systems. It can even be used to...