CAR Generator

Alternator: common defects and their signs

  1. Breakage or closing of stator winding
    • The alternator battery check indicator doesn’t turn off.
    • Excessive noise from the alternator working.
    • The battery discharges quickly.
  2. Wear out of brushes.
    • There’s no battery charge.
    • Lights are dim or constantly blinking.
    • Troubles in voltage supply appear.
  3. Damage of voltage regulator.
    • The battery charge check indicator doesn’t turn on when ignition is on.
    • The battery charge check indicator doesn’t turn off at engine rpm increasing.
    • Overcharge of the battery.
    • Increased voltage level in the car mains.
    • All lights of the car blow out.

How to replace alternator?

Car manufacturers recommend to perform full component replacement. You can replace the component yourself with the help of a combination spanner and socket wrench set, as well as a crowbar. To demount the component you should do the following:

  1. Disconnect the negative wire clamp from the battery .
  2. Disconnect all the wires and sockets from the alternator.
  3. Loosen the drive belt.
  4. Remove the drive belt, unscrew the fastening attaching the alternator to the unit. Demount the alternator.
  5. Install a new component and mount the elements in reverse order.

Generator Information

Generator: Bestsellers

-21%
DENSO Alternator
Article № : DAN930
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£ 140,26
£ 110,81
incl. 20% VAT, Shipping
  • Alternator Charge Current [A]: 150
  • Rated Voltage [V]: 14
  • Belt Pulley Ø [mm]: 54,3
  • Condition: New

OEM-Number

3M 5T 1 030 0YD

17 08 3 22

30 79 5 423

In stock
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-21%
VALEO Alternator
Article № : 746124
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£ 145,19
£ 114,70
incl. 20% VAT, Shipping
  • Product line: REMANUFACTURED CLASSIC
  • Alternator Charge Current [A]: 120
  • Voltage [V]: 14
  • Condition: Remanufactured

OEM-Number

12 31 7 501 690

12 31 7 501 599

12 31 7 501 593

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-21%
VALEO Alternator
Article № : 437539
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£ 179,57
£ 141,86
incl. 20% VAT, Shipping
  • Product line: REMANUFACTURED PREMIUM
  • Alternator Charge Current [A]: 180
  • Voltage [V]: 14
  • Condition: Remanufactured

OEM-Number

A6 42 1 540 402

64 21 5 404 02

04 80 1 250 AA

In stock
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-21%
DENSO Alternator
Article № : DAN938
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£ 241,82
£ 191,04
incl. 20% VAT, Shipping
  • Alternator Charge Current [A]: 100
  • Rated Voltage [V]: 14
  • Belt Pulley Ø [mm]: 58
  • Condition: New

OEM-Number

27 06 0 0G0 11

27 06 0 0G0 10

27 06 0 0R0 60

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-21%
VALEO Alternator
Article № : 746099
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£ 154,52
£ 122,07
incl. 20% VAT, Shipping
  • Supplementary Info: REMANUFACTURED CLASSIC
  • Alternator Charge Current [A]: 140
  • Voltage [V]: 14
  • Condition: Remanufactured

OEM-Number

06 F9 0 302 3F

06 F9 0 302 3C

06 F9 0 302 3J

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-21%
VALEO Alternator
Article № : 746020
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£ 120,91
£ 95,52
incl. 20% VAT, Shipping
  • Product line: REMANUFACTURED CLASSIC
  • Alternator Charge Current [A]: 90
  • Voltage [V]: 14
  • Condition: Remanufactured

OEM-Number

03 89 0 302 3L

03 89 0 302 3R

03 89 0 302 4E

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-21%
AS-PL Alternator
Article № : A9035
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£ 181,74
£ 143,57
incl. 20% VAT, Shipping
  • Alternator Charge Current [A]: 120
  • Voltage [V]: 12
  • Length [mm]: 102,00, 64,00
  • Condition: New
In stock
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-21%
VALEO Alternator
Article № : 746032
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Buy VALEO 746032
£ 161,11
£ 127,28
incl. 20% VAT, Shipping
  • Product line: REMANUFACTURED CLASSIC
  • Alternator Charge Current [A]: 150
  • Voltage [V]: 14
  • Condition: Remanufactured

OEM-Number

96 46 3 217 80

96 46 3 218 80

57 05 A S

In stock
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