7 Symptoms of a Bad MAP Sensor (and Replacement Cost)

bad map sensor symptoms

A MAP sensor, or manifold absolute pressure sensor, is a type of engine sensor that measures the amount of air pressure present in a vehicle’s intake manifold. This pressure reading is used along with engine speed (measured in revolutions per … Read more

6 Symptoms of a Bad PCM (and Replacement Cost)

bad PCM symptoms

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

5 Symptoms of a Bad ECU (and Replacement Cost)

bad ECU symptoms

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

9 Causes of a Car Battery Light On While Driving

car battery light on while driving

When driving, it’s always important to pay attention to the signals your car is sending you. Many of these can be seen as glowing little symbols on the dashboard. But what should you do if the battery warning light comes … Read more

5 Symptoms of Engine Immobilizer Problems

symptoms of bad car immobilizer

A car immobilizer system is a common anti-theft feature in most vehicles produced in the past 20 years or so. When it works like it’s supposed to, it greatly reduces the chances of your car getting stolen. When problems arise … Read more