The rear main seal is a critical component in an internal combustion engine, located at the rear of the engine block. It seals the end of the crankshaft and prevents oil from leaking out of the back of the engine. This seal is essential for maintaining the engine’s oil pressure and ensuring that the engine…

A seat belt pre-tensioner is a safety device used in vehicles to enhance the effectiveness of seat belts during a collision. It is designed to tighten the seat belt almost instantaneously in the event of a crash, thereby reducing the slack in the belt and securing the occupant more firmly in their seat. Basic Function…

The rear shock absorber is a critical component of a vehicle’s suspension system, designed to absorb and dampen the impact and vibrations from the road surface. It plays a vital role in ensuring a smooth and comfortable ride by controlling the movement of the vehicle’s springs and suspension. Basic Function The primary function of a…

The Secondary Air Injection System is an emissions control system used in internal combustion engines. Its primary function is to reduce harmful emissions by injecting fresh air into the exhaust stream, which helps to complete the combustion of unburned hydrocarbons and carbon monoxide. This process is particularly important during cold starts when the engine is…

A rear spoiler is an aerodynamic device that is typically mounted on the rear of a vehicle. It is designed to ‘spoil’ unfavorable air movement across the body of a vehicle in motion, usually described as turbulence or drag. Spoilers are often used on sports cars, racing cars, and some passenger vehicles to improve their…

Secondary Air System , initial-scale=1.0″> Secondary Air System Basic Function The Secondary Air System (SAS) is an emissions control system used in internal combustion engines, primarily in gasoline engines. Its primary function is to reduce harmful emissions during the engine’s cold start phase. When an engine is started, it runs rich, meaning there is more…

The rear sway bar, also known as an anti-roll bar or stabilizer bar, is a crucial component of a vehicle’s suspension system. It is designed to reduce body roll during cornering or when driving over uneven surfaces, thereby enhancing the vehicle’s stability and handling. Basic Function The primary function of the rear sway bar is…

The rear trailing arm is a crucial component of a vehicle’s suspension system, particularly in vehicles with independent rear suspension. It is designed to connect the rear axle to the chassis of the vehicle, allowing for controlled movement and stability while driving. Basic Function The primary function of the rear trailing arm is to manage…

A relay is an electrically operated switch used to control a circuit by a separate low-power signal or to control several circuits with one signal. Relays are essential components in various applications, including automotive, industrial, and telecommunications systems. Basic Function The primary function of a relay is to open or close contacts to control the…

A Remote Lock is a security feature that allows users to lock or unlock a device or system from a remote location. This technology is commonly used in smartphones, computers, vehicles, and smart home devices. The primary function of a remote lock is to enhance security by providing users with the ability to control access…