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Air-Fuel Ratio Sensor Test

Take the challenges out of diagnosing modern air/fuel ratio sensors by using this handy process in Snap-on scan tools with up-to-date diagnostic software.

Building the Right Diagnostic Routine

The ever-developing technology on modern vehicles means that having a solid diagnostic routine can make you more efficient in the workshop.

CAN Network Diagnostics

Having difficulty diagnosing communication problems on a vehicle? A Snap-on diagnostic platform can help you to overcome the challenges and get to the root cause of the problem.

Diagnosing Vehicle Communication Issues

Learn about a quick and easy way to test a communication network and get to the bottom of problems efficiently.

Dual Screen Diagnostics

Make your life easier by using a Snap-on lab scope and scan tool to check and verify the correctness of vehicle scan data - on the same screen at the same time.

Electronic Throttle Control System Diagnostics

Read on to see how you can check data and test that the electronic throttle control system is performing normally – and how you can tell if there is an issue.

FIAT 500 Proxi Alignment

Learn about some short but important steps you need to follow when it comes to ensuring that replaced modules are fully recognised by a vehicle.

Ford Coil Current RFI Test

Help make diagnosing a misfiring Ford a lot more straightforward with the aid of a quick and simple test available in Snap-on scan tools.

Ford Focus DPF Issue

There are many different ways to diagnose ignition problems on a vehicle using a Snap-on lab scope.

Ford® PATS Key Programming

Find out how the combination of a Snap-on diagnostic tool and software can help make key programming easier.

Fuel Injector Current and Voltage Tests

When trying to diagnose a misfire on some vehicles you might suspect that a fuel injector is causing the problems.

Fuel Pump Current Ramp Test

Diagnose fuel pump issues by using your Snap-on lab scope and diagnostic software to generate readings for analysis.

Ignition Coil Current Ramp Test

There are many different ways to diagnose ignition problems on a vehicle using a Snap-on lab scope.

Mercedes LED Light Binning

Discover a new technique included in the latest software upgrade designed to make your life easier when it comes to coding vehicle headlamps.

Multiple Freeze Frame Data

See what was happening before and after the code was set thanks to a handy feature on Snap-on scan tools.

PID (Parameter Identification) Trigger Function

A very handy feature of the diagnostic software on your Snap-on scan tool is the parameter identification (PID) trigger function. You can set minimum and maximum values and if your data goes outside of those the PID trigger function will automatically save it for you so you can see it later.

Piezo Injectors Signature Test

Did you know that fuel injectors on Direct Injection vehicles work differently than a standard fuel injector? Read on to learn more.

What is NOx?

Read on to improve your knowledge of nitrogen oxides from diesel emissions and how to deal with them.