Diagnostics Archives - Page 8 of 41 - Brake & Front End
Snap-on’s VANTAGE Legend Scan Tool Has An Updated Interface

A two-channel lab scope, graphing meter and expert information makes it easy for technicians to verify component failures.

Undercar CAN Bus Diagnostics

A serial data bus uses voltage to communicate. Modules toggle the signal off and on.

Summer Time Top-Off Troubles

The next time you get a vehicle in for minor maintenance or the driver wants an inspection because they are taking a summer trip, take a look to see if they are topping off the engine oil or coolant. You might see dribbles of oil around the oil fill or coolant pooling at the top

VIDEO: Switch Failures Caused By COVID-19

Cleaning can kill COVID-19 but what’s it doing to your vehicle? This video is sponsored by Auto Value and Bumper to Bumper.

Bartec USA Announces Second 2020 Software Update

A better working tool means more vehicles serviced and an improved bottom line for their service partners.

The Fight For The OBDII Port

Small signs are pointing to a new war for access to vehicle diagnostics.

CarTech Company Launches Universal OBD Diagnostic Adapter

The universal plug-in adapter works with a car’s on-board diagnostics (OBD) port and pairs with an easy-to-use app.

Nissan Clunking Or Thumping Noise At Start Up

The above condition is normal and does not need repair. Each time the ignition is turned on and the vehicle is driven at about 16 mph, the ABS/VDC system performs a “Self-Check” to confirm components of the ABS/VDC system are operating correctly.

VIDEO: Probing A Wheel Speed Sensor Harness

Andrew Markel explains the proper way to probe a wheel speed sensor harness without damaging the insulation of the harness. Sponsored by BCA Bearings.

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Don’t Be A Parts Swapper! Improve Your Scope Skills

Over the past 25 years, the scope has evolved. New scopes are faster, easier to use with more automated features to capture waveforms faster. But, they all do the same thing since the 1960s, graphing voltage over time. As every year has passed, they have become faster and more intelligent on setting up scales and triggers automatically.

Hyundai TPMS Guide

Most Hyundai vehicles use systems from Lear, TRW or Continental. These systems have an auto relearn function. But if you are initializing a sensor or doing a manual relearn, you will need a TPMS tool that can capture the sensor IDs and program them into the TPMS module.

Brake Rotors And Pads: 12 Myths Debunked

There are some myths about brake pads, rotors and hydraulics that need to be busted. On the surface, some of these myths make sense. The logic might even seem profound, but, ultimately, they do not help resolve real brake system issues. These myths can hurt a technician’s ability to effectively diagnose and solve common brake problems as well as customer concerns.

new brake rotor