ELE ELECTRICAL WIRING
DIAGRAMS
OBD ON BOARD DIAGNOSTICS
0 GENERAL DATA AND
MAINTENANCE covers general vehicle
information (Repair Group 010) as well
as the recommended maintenance
schedules and service procedures to
perform BMW scheduled maintenance
work (Repair Group 020).
The next seven sections (Repair
Groups 1 through 7) are repair based
and organized by three digit repair
groups. Most major sections begin with
a General repair group, e.g. 100
Engine–General. These “00” (double
zero) groups are mostly descriptive in
nature, covering topics such as theory
of operation and troubleshooting. The
remainder of the repair groups contain
the service and repair information. The
last two major sections contains
detailed electrical wiring schematics
and scan tool codes.
A master listing of the individual repair
groups can be found on the inside
front cover. A comprehensive index can
be found at the back of the manual.
Warnings, cautions and notes
Throughout this manual are many
passages with the headings
WARNING, CAUTION, or NOTE. These
very important headings have different
meanings.
WARNING!
The text under this heading warns of
unsafe practices that are very likely
to cause injury, either by direct
threat to the person(s) performing
General
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Summary of Contents for 1999-2005 M3
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