Charging and starting system Renault Megane 2

Megane II vehicles are equipped with internally ventilated alternators with a built-in voltage regulator and a warning light that comes on and off when the ignition is turned on. If the warning light comes on while the engine is running, it means there is a problem with the charging circuit.

Removal and installation the generator
Removal Place the vehicle on a two-post lift. Disconnect the wires from the battery terminals, starting with the negative terminal. Remove: engine Top Covers; right front wheel; right front mudguard. Fig. 2.263....

Removal and installation the alternator pulley (K4J, K4M)
Removal Note: Always replace the alternator pulley with a breakaway clutch with the same type of pulley. Remove the generator. Fig. 2.266. Securing the generator in a vice Secure the generator in a vice (fig. 2.266)....

Removal and installation the starter (K4J, K4M)
Removal Place the vehicle on a two-post lift. Disconnect the wires from the battery terminals, starting with the negative terminal. Remove the top engine covers. Remove the engine intake muffler mounting bolt and the...

Removal and installation the starter (F4R)
Removal To remove the starter, you need to remove the engine. Remove the catalytic converter. Loosen the heat shield mounting bolts and remove it. Fig. 2.273. Removing the heat shield and the catalytic converter...

Removal and installation ignition coils
The power module is integrated into the injection system ECU. The ignition system uses the same sensors as the injection system. Fig. 2.276. Coil and spark plug Ignition coils (four, according to the number of...

Spark plugs (all engines)
Table 2.12. Specification of spark plugs installed on Megane II vehicles

Specification of generators installed on cars
Table 2.11. Specification of generators installed on Megane II vehicles Note: For a vehicle mounted generator, there is a configuration in the protection and switching unit.

Electrical power supply system — general information
The power supply system consists of a generator, a voltage regulator and a battery. When these devices work together, they supply power to such consumers of electricity as ignition, headlights, radio, etc. The vehicles...

Battery — General Information
The vehicle covered in this manual has a 12-volt electrical system. The body ground is connected to the negative terminal of the battery. The battery is located in the engine compartment or under the rear seat (models...

Checking the battery charge level
The density of the electrolyte together with the measurement of the voltage at the terminals of the battery allow you to make an accurate conclusion about the degree of charge of the battery. A hydrometer is used for...

Charging the battery
A battery with a green dot indicates that charging is not required until the battery is discharged, such as when starting a cold engine. When charging a battery with sealed terminals outside the vehicle, install an...

Charging a completely discharged battery
Use the following procedure to recharge a completely discharged battery. Measure the voltage at the battery terminals with an accurate voltmeter. If the measured value is below 10 V, the charging current will be very...

Battery maintenance
To ensure that your battery lasts longer and maintains its maximum capacity, the following conditions must be met. The battery and its surrounding parts should be kept clean. The surface of the battery should always be...

Storage of the battery
Batteries that are not used for a long time discharge themselves and may be subject to sulfation of the plates. If such batteries are charged with a fast charger, they do not accept the charging current due to so-called...

Checking a fully charged battery
Set the ammeter (with a measurement limit of 0-5 mA and 0-5 A) to the highest measurement limit. Connect the ammeter between the negative terminal of the battery and the ground cable. Connect the positive wire of the...

Removal and installation the battery
When the battery is disconnected, the memory of the central control unit of the engine and gearbox, the anti-lock braking system, and a number of other electrical devices, such as the radio and clock, are erased of any...

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: Starting and charging system Renault Clio 1 (1990-1998)

Link to this section in different formats

TEXTHTMLBB Code

Megan 2 (2002-2009, petrol)