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Electronics / General system
Operation of self-testing sensors
A
General
06/2000
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A
a
1/1
Capitel
Docu-No.
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Date
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Operation of self-testing sensors
PM-Picturemodule
Text-module
Text-module
If there is an interruption in the signal line or a short-circuit in the signal line after earth, a fault code is
displayed in both cases. (Load on power source in the ECU is outside the tolerance.)
PMTAB_Picture
EST - electronic control unit (ECU)
A013 - fuse board (X200, X201, X202)
B010 - engine Hall-effect sensor 1
(example)
STE - control unit
Switch I
Switch II
Fault code
Supply voltage OK
Closed
Closed / open
No
Fault in supply voltage
Open
Open
Yes