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03
Self-diagnosis 944
Proceed with key 1
Prerequisite:
Eng. at oper. temp.
with all consumers
and ignition off.
Proceed with key >
System adaptation
1 = Start
Return:
N
If key N is pressed
= return to menu.
If key 1 is pressed:
Start engine !
Following engine start there appears:
System is being
adapted
Please wait !
Atter approx. 30 secs there appears:
System adaptation
completed
Return:
N
If it is impossible to carry out system adaptation (idle contact not
closed, or delective). the following display appears:
No system adapta-
tion possible
Idle contact ?
Return:
N
Atter cornpletion of the system adaptation, return to the menu
with key N.
3.5 Engine-knock registration
The engine-knock registration function can only be triggered
through the EZK or DME control unit.
To this end, operate the Systemtester 9288 as described in 3.1
until the following display appears:
Installed systems
1 = # LH
2 = # EZK
3 = RDK
The particular system can be selected by means of key 1, 2 or 3.
For instance with key 2 the folIowing display appears:
EZK
System: E01EZK
Ser. No.: 92861812415
RB. No.: 0227400154
Proceed with key >
The following menu display appears:
< Menu
1 = Fault memory
2 = Knock registration
Proceed with key 2
Condition:
Engine at operating
temperature
>
Proceed with key >
< Start knock
registration before
test drive
>
Proceed with key >
< A normal test
drive is a pre-
requisite
>
Proceed with key >
< Stop the test
drive only if the
display with the no.
of knocks comes on.
Proeeed with key >
Knock registration
1 = Start
Return:
N
Pressing key 1 activates the engine-knock counter:
Knoek registration
in progress
Please wait !
03 - 38
Operating instructions for System Tester 9288
Printed in Germany - XXIV, 1991