Knock sensors are devices used in internal combustion engines to detect engine knock or detonation. The knock sensor detects vibrations and sends a signal to the engine control module (ECM), to ...

The self-diagnosing capabilities of modern cars are often taken for granted, removing much of the guesswork when it comes to detecting mechanical or electrical faults. Typically, a modern car has ...

General Motors has issued a service update for certain examples of the Chevy Silverado HD and GMC Sierra HD pickup trucks equipped with the 6.6L L5P V8 Duramax diesel engine due to an issue related to ...

General Motors has issued a service update for certain 2021 Chevy Silverado HD and 2021 GMC Sierra HD pickups that may have been delivered with a damaged diesel nitrogen oxide sensor. The problem: in ...

ABSTRACT To meet future emission targets, it becomes increasingly important to optimize the synergy between engine and aftertreatment system. By using an integrated control approach minimal fluid ...

The engine’s knock sensor (or sensors) detects preignition and detonation, potentially damaging forms of abnormal combustion. Though full-blown knocking and pinging are audible to the human ear, the ...