What is the exhaust air pump? The exhaust air pump (also known as the smog pump or air injection pump) is an important emissions control device. Its role is to push air into the exhaust system to help ensure that any unburnt fuel is completely burnt. This results in...
What does the valve / rocker cover gasket do? Modern engines utilise several gaskets in order to keep the motor’s interior sealed. An important gasket is the valve or rocker cover gasket, which sits between the cylinder head and its valve cover. The role of the...
What is the ignition control module? Your car’s ignition module is responsible for switching off and on 12 volts to your ignition coils from energy supplied from your cars battery and electrical charging system. It is also responsible for the switching action...
What is the transmission speed sensor? In modern cars with automatic transmissions, the transmission speed sensor or sometime call turbine speed sensor is an important component. Its purpose is to detect the rotational speed of the transmission’s torque...
What causes water to enter your headlights? Fully functional headlights are important to your safety while driving, especially at night. A good set of headlights should allow you to see in front of you clearly, as well as improve your visibility to other drivers from...
