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24 70 DME control module: Remedy: · Perform a test drive. During the test drive, drive
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24 70 DME control module: Remedy:
Perform a test drive. During the test drive, drive
After disconnection of the power supply, the idle the vehicle with varying load conditions and
speed might change or fluctuate briefly until the speeds so that all shift functions {manualand
idle speed positioner (M 5.2) or the throttle automatic programs} are executed at least
adjusting unit (ME 7.2) is readapted. The mixture once. This readaptsthe shifting pressures of
adaptation is also lost. the system and thereby re.,establishessmooth
shifting.
Remedy:
After the battery is connected: 64 Power windows:
With the DME ME 7.2, it is necessaryto carry The limit positions of the power windows are
out a learning and adaptation routine as deleted from the control module when the
described below: battery is disconnectedand connected.
Switch the ignition on for 1 minute without Remedy:
starting the engine. Do not actuate
Manuallyclose each power window as far as it accelerator pedal.
will go, then press the rocker switch for closing
the windowagain. The limit position of the Switch off ignition for at least 10 seconds.
respective power window is now stored in the
control module again.This completes the adaptation of the throttle
adjusting unit.
90 25 Instrument cluster:
With all DME systems, the engine must run
for several minutes before the engine The trip counter is set to 0 when the power
control module can relearn the idle speed supply is disconnected.
and mixture adaptation values.
90 20 Clock:
37 30 Tiptronic:
Dependingon the software version, the clock is
The stored pressure adaptation values are lost if set to 12:00 a.m. or 1:00 a.m. when the power
the power supply to terminal 30 is interrupted. supply is disconnected.
This can result in poor shifting quality (rough
shift operations) during the adaptation phase. Remedy:
Enter the current time again.
Note:
On vehicleswith PCM,91 10 PCM position 3.
0 -50 0 Electrical power supply -general
996O_49 Printed in Gennany -33, 1999
This is a source reference. Confirm exact model applicability in the original material.