Car engine cooling system Renault Megane 1

Description of the cooling and heating system
Characteristic Meaning Maximum system pressure: Models with petrol engine: Engine 1.4 l Engines 1.6 and 2.0 l 1.2 bar 1.6 bar Diesel models 1.2 bar Thermostat Characteristic Meaning Operating temperature: Starts to open...

Disconnecting and replacing cooling system hoses
Note: Hoses should only be disconnected after the engine has cooled down to avoid burns from hot steam and splashes. 1. Perform the inspection described in Chapter Maintenance , and identify the damaged hose. 2. Drain...

Removal, inspection and installation of the radiator
Note: Please note that there is minor damage to the radiator (minor leaks) can be eliminated using a special sealant without removing the radiator. Removal 1. Disconnect the ground cable from the battery (on Scenic...

Removal, checking the serviceability and installing the thermostat
Note: A new thermostat o-ring will be required during installation. Removal 1. Disconnect the ground cable from the battery (on Scenic models, refer to Chapter Engine electrical equipment ). 2. Drain the cooling system....

Checking the serviceability, removal and installation of the electric fan
Examination 1. Power to the fan is supplied through the ignition switch and fuse (refer to Chapter On-board electrical equipment ). The circuit is closed by the fan thermal switch, which is installed on the left side of...

Checking, removing and installing cooling system sensors
Fan thermal switch Checking the serviceability 1. Checking the serviceability of the switch is described in Section Checking the serviceability, removal and installation of the electric fan . Removal 1. The switch is...

Removal and installation the water pump
Models with 1.4 and 1.6 l petrol engine Removal 1. Drain the cooling system. 2. Remove the toothed drive belt (see Chapter Engine repair ). 3. Loosen the mounting bolts and remove the pump assembly from the engine. Note...

General description of the heater
The heater consists of a blower motor, ventilation deflectors in the center and end sections of the instrument panel, and air ducts leading to the front door windows, to the windshield, and to the front and rear...

Removal and installation of heater components
Models without air conditioning Heater/Ventilation Control Panel 1. Disconnect the ground cable from the battery. 2. Remove the cigarette lighter as described in Chapter On-board electrical equipment . 3. Disconnect the...

Removal and installation heater components (Scenic models)
Models without air conditioning Heater/Ventilation Control Panel 1. Disconnect the ground cable from the battery (refer to Chapter Engine electrical equipment ). 2. Remove the cigarette lighter as described in Chapter...

General description and precautions of the air conditioning system
The air conditioning system allows you to quickly reduce the temperature and humidity of the air entering the cabin. The cooling portion of the system works like a household refrigerator. Refrigerant vapor enters a...

Removal and installation of air conditioning system components
Warning! Do not disconnect any air conditioning system components while the air conditioning system is still discharged. Refer to the precautions in Section General Description and Precautions - Air Conditioning System...

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Megan 2 (2002-2009, petrol)