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How to Clean Car Injectors

Model: (Various brands) Various
Part: Checks and maintenance

Here’s how to clean car injectors. Lift the bonnet and secure it with the prop rod, then disconnect the fuel supply hose that leads to the injectors. Connect the pressure gauge and cleaning kit to the fuel lines; start running the cleaning fluid from the canister through the injector fuel lines (repeat this process several times). Disconnect everything and start the engine. Refit the fuel line leading to the injectors after cleaning them of any dirt and deposits.

Updated on 8 March 2026 by ScegliAuto

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