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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Mercedes-Benz E-Class

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Mercedes-Benz E-class
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Mercedes-Benz
E-class
Introduction
Description of the model Mercedes E-Class
Working conditions and tools
Car Care
Diesel engines
Petrol engines
Transmission
Chassis
The brake system
Electrical
Accumulator battery
Starter
Generator
Checking the level of electrolyte in the battery, service contacts.
Checking the battery charge
Voltage measurement
The battery in accordance with the hydrometer readings
The battery in accordance with the testimony of a multimeter
Start the engine from the external power supply
Charging the battery
Removing the battery
Detection of faulty consumer
Checking the voltage regulator
Removing the generator
Removing and installing starter
Lighting
Sound and light alarm
Control equipment
Device combination
Cruise control (cruise control)
The system of airbags and seat belt pretensioners
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Cable colors
Mounting block relays and fuses
Circuit breakers
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Checking the battery charge






If, in spite of the adequate level of electrolyte battery does not provide the necessary power, check its charge. To do this it is best to use a hydrometer. The scale of the device shows the density of the electrolyte in the battery. The measurement can be used as tester high accuracy (accuracy within ?� 0.02 V). The value of the open circuit voltage will assess the battery.

SEQUENCE OF WORK
"Every year, 15 000 km of"
1. Measurements were carried out not earlier than 6 hours after the previous charge.
2. Loosen or remove the plug from the battery case.

Determination of the density of the electrolyte on a scale hydrometer
Fig. 9.5. Determination of the density of the electrolyte on a scale hydrometer


3. hydrometer hold horizontally. Enter a pear device as the electrolyte from the battery to the float to float freely in it (Fig. 9.5).




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