Scan Tool Archives - Page 3 of 3 - Import Car
Intermittent Engine Misfire Analysis

Even for an experienced diagnostic technician, ­attempting to diagnose an intermittent misfire ­condition that occurs only under specific driving conditions can be a frustrating exercise. Let’s begin by getting the basics out of the way. As we know, the general causes of a misfire fall under the ­general headings of 1.) ignition, 2.) fuel density,