ECM Archives – CarTreatments.com

U0100 Code (Symptoms, Causes, and How to Fix)

Josh Boyd — Mon, 28 Mar 2022 17:44:02 +0000

As motorists are well aware, the sudden illumination of a vehicle’s check engine light typically indicates an of one sort or another. In fact, a check engine light serves as a visual cue, signaling the storage of one or more ... Read more

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U1000 Code (Symptoms, Causes, and How to Fix)

Josh Boyd — Wed, 21 Jul 2021 19:34:38 +0000

Though automotive design and manufacturing processes have advanced significantly over the past several decades, even the best of vehicles are far from mechanically bulletproof. Therefore, we as motorists, attempt to carefully maintain our vehicles, while also expecting the occasional breakdown. ... Read more

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P2509 Code (Symptoms, Causes, and How to Fix)

Adam Mann — Wed, 16 Jun 2021 20:22:28 +0000

Few things can cause your heart to sink in your chest like a sudden check engine light on the dash. But once you claw your heart back into place and get the code read, you’ve still only completed half the ... Read more

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PCM vs ECM vs ECU vs TCM (What’s the Difference?)

Mark Stevens — Wed, 13 May 2020 13:51:00 +0000

Before vehicle computers were invented, cars and trucks used a system of mechanical and pneumatic devices to manage systems such as valve timing and idle speed. Now, modern vehicles have a complex system of sensors and actuators connected to computers ... Read more

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6 Symptoms of a Bad PCM (and Replacement Cost)

Mark Stevens — Tue, 10 Dec 2019 14:36:00 +0000

The Powertrain Control Module (PCM) is a sophisticated piece of machinery. It receives data from a range of sensors. The Engine Control Module (ECM) and the Transmission Control Module (TCM) are both examples of systems that the PCM monitors. Remarkably, ... Read more

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5 Symptoms of a Bad ECU (and Replacement Cost)

Mark Stevens — Sat, 30 Nov 2019 16:36:53 +0000

The engine control unit (ECU), also referred to as the engine control module (ECM), is an electronic module that controls the function of the engine. This is done through a series of electronic components and sensors which compute data back ... Read more

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