Diagnostics
Detecting Misfire And Knock Conditions
Knock sensors are mounted on the block near the base of the cylinder head.
Knock sensors are mounted on the block near the base of the cylinder head.
Remember the old carnival game where a dealer hides a pea under one of a half-dozen walnut shells? After the...
The ECM's (engine control computer) function is to control emissions, monitor and regulate engine functions as well as optimize engine...
Andrew Markel discusses service opportunities for vehicle stop-start systems and how several modules are involved in the activation of the...
This month's Diagnostic Dilemma turns the page back to September 10, 2015 when I got a phone call from a...
ECM diagnostics can be a challenge because you often find yourself working after the fact. As described in the July...
Direct injection is becoming standard on more and more late-model vehicles. These systems can be a diagnostic challenge, but with...
Almost every major OEM has an engine or engine family that uses a variable displacement oil pump that is controlled...
