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944 Maintenance, Self-diagnosis
03
As from the "idle contact" testing step,
specific
controls must additionally be operated on the
car for the purpose of function checking.
Idle contact display:
Slightly press the accelerator. The LED must
go off after approx. 20 mm and the display
will
appear After approx. 3 s.
Display:
If this is not the case, an error has occurred
in
the area of the idle contact (see Idle contact
troubleshooting).
If the display 0000 does not appear, it is pos-
sible to switch at all times to the next testing
step. Press the green key until the clear
symbol appears.
Initiate the full load contact testing step.
Display:
Slowly press the accelerator until the full
throttle position is reached.
The LED must go off and the display will
appear after approx. 3 s.
Display:
If this is not the case, an error has occurred
in
the area of the full load contact (see Full load
contact troubleshooting).
Actuator and input signal function checking
Printed in Germany - XVI, 1987
03 - 9