BMW 7_aya the E38 series from 1994 to 2002
1. Introduction
2. Governing bodies and methods of operation
3. Settings and routine maintenance of the car
4. Engine
5. Cooling systems of the engine, heating, ventilation and air conditioning
6. A power supply system and production of the fulfilled gases
7. Systems of electric equipment of the engine
7.1. Systems of ignition, preheat and engine management
7.2. Systems of a charge and start
7.2.1. General information
7.2.2. The rechargeable battery - the general information, recommendations about service
7.2.3. System of a charge - general information and security measures
7.2.4. Removal and installation of the generator
7.2.5. Replacement of the regulator of tension
7.2.6. System of start of the engine - the general information and precautionary measures
7.2.7. Removal and installation of a starter
7.2.8. Replacement of the traction relay
8. Manual box of gear shifting and coupling
9. Automatic transmission
10. Cardan and power shafts, reducer, differential and stupichny assemblies
11. Brake system
12. Suspension bracket and steering
13. Body
14. Onboard electric equipment
15. Schemes of electric equipment



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7.2. Systems of a charge and start

General information

The electric system of the cars considered in this manual, works with tension of 12 Century. Connection of weight passes through the negative plug of the battery. The battery is located the luggage compartment.

For start of the engine the starter is used. The switch of a starter is a component of the switch of ignition and is intended for excitement of the traction relay installed on a starter.

Built in the KL dashboard of a charge points to correct operation of electric equipment while the charge of the battery is normal.


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7.1.8. Replacement of sensors of a control system of the engine
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7.2.1. General information