Identifying The Correct Alternator Pulley
Replace the OAD and tensioner with the belt as part of a mileage-based service. Sponsored by Litens.

Making a Living with a Scope
Getting past “scope phobia” can help you make a better living and unlock your potential.

Repairing Wiring Harnesses
A guide to probing and poking.

Ignition Coil Output
To see inductance inside the primary windings, use an amp probe placed around the positive wire for the ignition coil.

How Accurate Is Your Click-Style Torque Wrench?
Due to how the click-style wrench makes the click, it can lose its factory calibration.

Can You Diagnose a TPMS Radio Wave?
There are a couple of approaches and tools you can use to diagnose a TPMS radio wave.

Programming Options
Let’s help keep the code secure and your sanity intact.

CAN Bus Communications
There are three types of bus configurations that you will come in contact with — loop, star and a hybrid of both.

Key Programming
Three situations might require key programming capabilities at your shop.

TPMS Diagnostic Tips
The most significant leap forward has been the evolution of the dedicated TPMS tool.

TPMS Quick Tip: Managing Mercedes-Benz Inflation Assumptions
With almost all M-B vehicles, use an auto relearn procedure that is activated by menus in the instrument cluster.

PC Reflashing and Reprogramming: A Learning Process
When you start purchasing the tools and subscriptions that you need, you will you realize what you are up against.
