The Engine Control Module (ECM) is a crucial component in a car, as it acts as the brain that controls various engine functions. It works in conjunction with multiple sensors, wires, and connectors to ...

If you're fixing up an older GM ride, this ECM (Engine Control Module) terminal connector might be just what you need. It's a ...

Ever since Carl Benz patented the world's first gas-powered automobile in 1886, code-named number 37435, the automotive industry has undergone a dramatic technological shift. Believe it or not, much ...

Abstract: A Spark ignition (SI) engine is a complex, multi-domain component of the vehicle powertrain system. The engine control module (ECM) for an SI engine must achieve both high performance and ...

The P2135 code indicates that the engine control module (ECM) has detected a mismatch between the voltage signals of Throttle Position Sensor (TPS) A and TPS B (image below). These dual sensors work ...

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 ...

This article was originally published March 2, 2010. Some of the information may no longer be relevant, so please use it at your discretion. When I first started in this business in the late 1970s, I ...