
Technical Product Manual
Fault analysis and repairs 1318
6 Additional equipment
Section 6: Additional equipment • Edition 12/2005
TU00-1318-0200302 © Siemens VDO Trading GmbH Section 6 6–11
6.3.5 Stop signal (connector D8)
Conditions: TPH, TU00.1308.01 000 01, Chapter 6, page 18.
6.3.6 Checking stop signal
Fig. 6-8 Checking stop signal
Procedure
– Connect the KTCO (2) to the electricity.
– Connect the measuring device's (4) (+) pole to connector "D8" (1) and the (-)
pole to the power supply's negative pole.
– Run the KTCO (2) on the test bench.
The measuring device (4) must display a voltage of U = 6.3 V or 7.6 V.
– Turn the speed control device back to 0 km/h.
After a delay of about 2 seconds the measuring device (4) must display 0 V.
Note
The pulse output is used to control vehicle functions that depend on start-stop
conditions.
With µP units a voltage of 7.6 V is applied when driving.
1 Connector "D8" 3 Trough connector
2 KTCO 4 Measuring device
4
D8
3
1
2
6.3...7.6
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