Porsche 928 Workshop Manual page 63

928
Maintenance, Selfdiagnosis
03
a
System adaption
System adaption can be carried out with the
tester. That is to say that the electronic idle
control in the LH control unit is adapted to the
actual air throughput and to the current condi-
tion of the engine.
Note:
The engine must be at operating temperature
for system adaption and all consumers must
be switched off. The idle contact must also be
Press the yellow key repeatedly until the func-
tion symbol appears on the function display.
Display:
\
! /
.-/
flflz
Q&l@&,
Press the green key until the clear symbol ap-
pears on the function display. Start the engine
within 8 seconds. Allow the engine to idle until
the system adaption code appears.
Display:
0
The engine must now idle for at least 30
seconds.
System adaption is then terminated.
Ignition off
a
System adaption
03- 15
Printed in Germany - XX, 1988