3 Series E36 318i (M42) SAL
Checking stator winding for breaks:
Compare resistance values of wires 1/2. 1/3 and 2/3 with an
ohmmeter - must be identical.
Shorted turn test can be performed with a standard test probe.
Checking negative diodes:
Connect test leads for diode test.
Negative lead on cooler and positive lead on one of negative
diode connections.
Display with perfect-condition diodes:
polarity "-".
Checking positive diodes:
Connect negative lead on B+ connection pin and positive lead on
one of positive diode connections.
Display with perfect-condition diodes:
polarity "+".
If a diode is faulty, replace the entire diode plate,
refer to 12 31 691
RA Electric test on Bosch alternator
BMW AG - TIS
23.01.2013 09:13
Issue status (12/2007) Valid only until next DVD is issued
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