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Frequently asked questions about cars and motorcycles

Cleaning the Engine Injection System

Model: Vauxhall Corsa Corsa C - Years 2000-2006
Part: Fuel injectors

Maintaining the injectors improves fuel atomisation, resulting in many benefits: better performance, reduced consumption, and lower emissions. There are two methods to achieve cleaning; the simplest involves purchasing a specific spray can. Remove the hose that directs air from the filter to the engine, start the engine, and spray the product directly into the intake manifold in short bursts. The second, more effective method involves applying a specific vaporiser to the intake pipe, connecting a hose from the container holding the cleaning liquid to the vaporiser, then starting the engine and applying a slight acceleration. Due to the suction, the vaporiser draws in the cleaning liquid and vaporises it within the intake system. Reconnect the hose and check the exhaust.

Updated on 5 February 2026 by ScegliAuto

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How to Bleed the Clutch on a Renault Clio?

To bleed the clutch on a Renault Clio, open the bonnet to access the components located in the engine bay: here, you will need to undo the screws that secure the battery in its housing, the intake manifold, and the coolant reservoir. This will allow you to locate the pipe through which the brake fluid flows: by inserting the other end of the pipe into a container, you can press the clutch pedal to expel all the fluid until it fills the container.

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