Diesel engine power system Renault Laguna 2

Crankcase ventilation system — check
To ensure proper operation of the exhaust gas toxicity reduction system, the crankcase ventilation system must be kept clean and in good condition.

Exhaust gas recirculation system
Removal the valve The EGR valve is pressed into the intake manifold. To make it easier to replace, it is best to remove the intake and exhaust manifolds. Purpose of the exhaust gas recirculation system Exhaust gas...

Removal and installation of collectors
Removal Note: The turbocharger must be removed to remove the manifolds. The intake and exhaust manifolds cannot be removed separately. Disconnect: battery; air supply tube from the engine stop valve housing; exhaust gas...

Air intake system — design description
Air intake system diagram: 1 - air-to-air cooler: 2 - air filter: 3 - mass air flow sensor; 4 - intake manifold: 5 - turbocharger: 6 - air intake

Engine stop system
Purpose The system is designed to quickly stop the engine after installing the card in the reader in the 1st fixed position. Description The system includes a pneumatic drive 1, air supply flaps and an air supply flap...

Boost pressure control valve
The pneumatic actuator A of the boost pressure control valve is controlled by the electromagnetic valve B, which is controlled by the injection system ECU. Depending on the engine operating mode, the electromagnetic...

Boost Pressure Limiting Valve
Note: The wastegate valve operates on the opposite principle to conventional wastegate valves. In the absence of control pressure, the boost pressure is limited. Make sure the connections between the vacuum pump and the...

Boost pressure regulation
Adjustment on the car (with F9Q 754 engine) When checking the calibration pressure, it may be necessary to additionally adjust the length of the boost pressure limiting valve stem A (when the boost pressure goes beyond...

Removal and installation a turbocharger
Removal Note: To make it easier to loosen the stud nuts that secure the turbocharger to the exhaust manifold, spray penetrating compound onto the still hot nuts immediately before removing the turbocharger. Disconnect...

Removal and installation an air-to-air cooler
Removal Place the vehicle on a two-post lift. Disconnect the battery. Remove: front wheels and fairing under the engine; radiator trim; the front part of the mudguards. Disconnect the wiring harness from the fog lights....

This section is available on: russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian

Share with friends:

Other sections on other Renault models

➽ Power unit: Fuel system Renault Fluence 1 (2009-2020, petrol)
➽ Power unit: Fuel system (diesel) Renault Clio 1 (1990-1998)
➽ Power unit: Supply system Renault 19 (1988-1996)
➽ Power unit: Fuel system Renault Scenic 1 (1996-2003)
➽ Power unit: Fuel system Renault Duster 1 (2009-2017)
➽ Power unit: Fuel and exhaust system Renault Sandero 1 (2007-2012, petrol)

Link to this section in different formats

TEXTHTMLBB Code