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A list of possible problems that could occur when the warning light is switched on.
Incorrect contact at terminal B or the 4-
way coupling; interruption of the system
including the fuses or short circuit.
NO
There is a short circuit between terminal
L and earth.
NO
With the engine switched on at approxi-
mately 2000 r.p.m. check the voltage of
the battery (all utilities must be switched
off and the regulator at 25°C.); the voltage
must be 14.5V ± 0.6.
N.B. At different temperatures the voltage
can be between 13V and 15.5V.
YES
Check that there is a good connection of
the charging leads and the charging fuse.
Electrical system
YES
YES
YES
NO, the vol-
tage is lower.
- 21 -
Repair the fault.
The light still remains on.
NO
OK
Repair the fault.
Check the earthing of the engine and
increase the r.p.m.
NO
Substitute the alternator.
E
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