Event Warning Messages - Siemens VDO DTCO 1381 Technical Description

Events and faults

13.4.5 Event warning messages

DTCO 1381 display
Picto. AP Error text
1)
These warning messages will be displayed repetitively every hour until the cause is withdrawn.
2)
These warning messages are not saved in the date memory during calibration mode.
Edition 07/2007
The DTCO 1381 detects events and outputs a corresponding
warning message.
The warning message consists of:
• Entry in the DTCO 1381 data memory
• Entry on the inserted tachograph cards
• Warning message on the display of the DTCO 1381
• TCO status output on the CAN bus and on the info interface
• Signal to output D4 (TCO warning output)
If the DTCO 1381 is in the calibration mode, some messages will be
accompanied by an additional pictogram (letter) in the display; see
column "AP".
The error code can be read-out over the diagnosis interfaces (CAN or
K-Line) with a test device, but it will not be shown on the display of
the DTCO 1381.
MC Error code Meaning, cause and measures
8000000004 The operational voltage of the DTCO 1381 was outside of
the specification.
Possible causes
•
•
Measures
– Check the voltage supply of the DTCO 1381; correct the
– Check functionality of the DTCO 1381.
Replace any defective components.
Technical Description DTCO 1381
13.4 Messages and troubleshooting measures
Overvoltage
Undervoltage
following if necessary:
a) Connection plug and cable (pin assignment, poor con-
nection, loose contact).
b) Voltage on terminals 30 and 15; within the specified
range?
c) Voltage behavior on terminals 30 and 15 during
starting; within the specified range?
2)
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