Car gasoline injection system Renault Scenic 1

Fuel injection system of gasoline engines — description
Cars with petrol engines are equipped with electronic injection systems of different modifications. The 1.4-litre petrol engine (E7J) is equipped with the BOSCH Mono-Jetronic system, the 1.4-litre petrol engine (K4J),...

Ignition and fuel injection systems — general check
To carry out systematic checks of the fuel injection system or to eliminate detected faults, special measuring devices are required. They are usually very expensive and are available only in specialized workshops. For...

Mono-Jetronic fuel injection system — operating principle
Cars with 1.4 liter engine The Mono-Motronic system is an electronic fuel injection system for petrol engines. The fuel is injected intermittently into the intake manifold. Unlike other injection systems, Mono-Motronic...

Multi-Point Fuel Injection System MPI — Operating Principle
Cars with 1.6-/2.0 liter petrol engine The electronic multi-point injection system has four injectors, one for each cylinder. The injectors inject fuel into the intake valves sequentially, each one individually in...

Catalyst and lambda probe — check
If the CO content is found to be excessive when checking, the condition and operation of the catalyst should be checked. 1. Make sure that leaded petrol was not added to the tank when filling. RENAULT workshops can...

Throttle body — removal and installation
Cars with 1.6-/2.0-liter petrol engines The throttle body must be removed when performing many jobs in the engine compartment. Removal 1. Remove the air filter. 2. Disconnect the connectors of the intake air temperature...

Fuel injectors — checking
Cars with 1.4-/1.6-/2.0-liter petrol engines (except for 1.4 liter E7J engines). Leaky fuel injectors make it difficult to start a hot engine, cause the engine to run rough and cause misfiring. 1. Start the engine and...

Fuel injectors — removal and installation
Removal and installation of injectors are shown using the example of cars with a 1.6 liter petrol engine (K7M). For cars with a 2.0 liter petrol engine, the procedure is identical. Differences in removing and installing...

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Other sections on other Renault models

➽ Power unit: Fuel injection Renault Fluence 1 (2009-2020, petrol)
➽ Power unit: Diesel injection system Renault 19 (1988-1996)
➽ Power unit: Injection system Renault Megan 2 (2002-2009, petrol)
➽ Power unit: Fuel injection (petrol) Renault Laguna 2 (2001-2007)
➽ Power unit: Diesel injection system (K9K) Renault Duster 1 (2009-2017)

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