a fault code (DTC) will be set.
Resetting and resynchronizing of codes
and data requires the use of BMW scan
tools DIS or MoDiC.
Car Memory/Key Memory
A number of features and functions can
be customized to the driver(s)
preference. The identity of the vehicle
user is provided by a signal from the
keyless entry system (FZV).
Car Memory and Key Memory are
actually two separate functions,
although they are marketed as a
combined feature. See
515 Central
Locking and Anti-theft
for further details.
Electrical consumer sleep mode
Central body electronics (ZKE V) is
designed to bring the vehicle electrical
consumers into "sleep mode" after 16
minutes of inactivity.
In order to test sleep mode:
Switch ignition off.
Close all doors, trunk and hood.
Lock vehicle using central locking.
Wait 16 minutes.
If one of a number of inputs into the
General Module (GM V) is activated
before the vehicle is in sleep mode, the
16 minute cycle starts again. Once the
vehicle is in sleep mode, the GM V will
"wake up" if it receives a change of
signal from one of the following sensors:
Electrical System - General
http://ebahn.bentleypublishers.com/BMW/3/E46/Repair%20Manuals/6...
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Summary of Contents for 1999-2005 M3
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