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New Rislone ‘DEF Crystal Clean’ Clears P20EE Codes

The product scrubs away crystal contaminants from the selective catalytic reduction systems of diesel cars, trucks and SUVs.

Brake Pad Edge Codes – What Can They Tell You?

The “Edge Code” can tell you information about a brake pad’s friction material.

Decrypting Brake Pad Edge Codes

Learning the cryptic codes on the brake pad or shoe will tell you a lot of information.

EVAP Codes and Fuel Pumps (VIDEO)

These three tips can help you avoid having to drop the fuel tank for a second time. Sponsored by Carter Fuel Systems.

Diagnosing Diagnostic Codes

The codes being diagnosed in this article are P0507, P0871 and P0934.

Misfire Codes After A Spark Plug Replacement (Video)

After replacing spark plugs, you may get a handful of misfire codes. This video is sponsored by Autolite.

Scan Codes With Electronic Specialties’ Code Buddy PRO+

The Code Buddy PRO+ can display the full live data stream, giving valuable feedback while the vehicle’s engine is running.

LTF and STF Fuel Trim Codes P0170, P0175, P0172, P0174

Understanding what parts should be replaced to get ride of these codes.

VIDEO: Letting Codes Clear On their Own

Try not to use a scan tool to clear out the code. This video is sponsored by Auto Value and Bumper to Bumper.

VIDEO: Curing Common Misfire Codes With Information, Not Parts

Enhanced wiring diagrams let you trace the inputs and outputs for a better diagnosis. This video is sponsored by Mitchell 1.