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944 Maintenance, Self-diagnosis
03
Resetting the error memory
Once the DME control unit error diagnosis
has been completed. this is completed by
error code 1000. The error memory cannot
be reset as follows until this error code
appears:
The yellow key must be pressed until the
function symbol (see display) appears on
the function display.
Display:
Function symbol
The green key must be pressed until the
clear
symbol appears on the function display.
Display:
The error memory is reset if the LED goes
off
and the function display changes to 0000.
Display:
Note:
A test drive must be carried out after
resetting
the error memory.
At the same time, pay attention to the
following:
1.
The engine must be at operating
tempera-
ture. i.e. at least 80°C.
2. The duration ot the test drive (minimum 6
minutes).
3. At the end ot the test drive. run the
engine
for at least 60 seconds without opening
the
throttle valve.
After the test drive, read out the error
memory
once again.
Resetting the error memory
Printed in Germany - XVI, 1987
03 - 31