BMW 7_ая the E38 series from 1994 to 2002
1. Introduction
2. Governing bodies and operation receptions
3. Settings and routine maintenance of the car
4. Engine
5. Systems of cooling 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. Charge and start systems
8. Manual box of gear shifting and coupling
9. Automatic transmission
10. Kardanny and power shafts, reducer, differential and stupichny assemblies
11. Brake system
12. Suspension bracket and steering
13. Body
14. Onboard electric equipment
15. Electric equipment schemes


7-sistemy-ehlektrooborudovaniya-dvigatelya.html

7. Systems of electric equipment of the engine

Specifications


Tension of the storage battery, In 12
Operating procedure of cylinders
  • 6-cylinder engines
1-5-3-6-2-4
  • 8-cylinder engines
1-5-4-8-6-3-7-2
  • 12-cylinder engines
1-7-5-11-3-9-6-12-2-8-4-10
Type of spark plugs
  • M52 engines
NGK BKR 6EK or Bosch F7 LDCR
  • M52TU engines
NGK BKR 6E QYP
  • Engines M60/1, M60/2
NGK 6E EKG or Bosch F7 LDCR
  • M62 engine
NGK BKR 6EK
  • M73 engine
Bosch F8 LCR or Bosch F9 LCR
Resistance of the CKP sensor, Ohm 1280 ± 10 %
Distance between the CKP sensor and a rotor, mm 1.0 ± 0.3
Current consumption by a glow plug after 5 from work, And no more than 13 ÷ 15
Glow plug temperature after 5 from work, °C
  • M51 engine
800
  • Engines M57, M67
850
Resistance of a glow plug, Ohm
  • M51 engine
4 ÷ 6
  • Engines M57, M67
0.5 ÷ 2
Rated voltage on a generator exit, In 14
Rated current/capacity of the generator, And/W 65/910, 70//980, 80//1120, …, 150//2100
Capacity of the pomekhopodavlyayushchy condenser, мкФ 2.2 ± 20 %
Adjustable tension at 1500 rpm, without consumers, In 13.5 ÷ 14.1
Rated power of a starter, W
  • Engines M51, M57, M73
2.2
  • Engines M52, M60, M62
1.7
  • Engine
2.6
Axial люфт anchors of a starter, mm 0.1 ÷ 0.2
Length of a coal brush of a starter, mm not less than 13
Current consumption on contact of the 50th starter (involving//a holding winding), And
  • At rated power of 1.4 kW
54.5/10.5
  • At rated power of 1.7 kW with a countershaft
51/9.5
  • At rated power of 1.8 kW
50/12
  • At rated power of 2.0 kW
54.5/10.5
  • At rated power of 2.2 kW
58/13
  • At rated power of 2.2 kW with a countershaft
60/10
  • At rated power of 2.6 kW with a countershaft
50/12

Efforts of a tightening of carving connections, Nanometer

Fixture of a cover of a compartment of operating electronics 4
Fixture of a positive wire (contact 30) to the relay of candles of an incandescence
  • M51 engine
4
  • Engines M57, M67
5
Fixture of a safety lock of 80 A to the relay of candles of an incandescence 2
Glow plug
  • M51 engine
20
  • Engines M57 (TU), M67
18
Bolt of the plug of a glow plug 4
Starter fixture to a transmission case 45
Fixture of a basic arm to a starter 5
Fixture of a basic arm to a case 47
Fixture of wires to a starter (M5//M6//M8) carving 5/7///13
Thermofilter fixture to a starter 6
Fixture of contact of D//B to the generator 7/13
Fixture of a pulley of the generator
  • The generator with water cooling
80
  • The generator with air cooling
70
Fixture of sensors of pressure and temperature of impellent oil 27
Fixture of the sensor of a detonation 20
CKP sensor fixture 10
CMP sensor fixture 4
Fixture of the sensor of temperature of OZh
  • M51 and M60 engines
18
  • Other engines
13
IAT sensor fixture 13
Fixture of the sensor of pressure of pressurization 4
MAF sensor fixture 4


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7.1. Systems of ignition, preheat and engine management









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