Bosch DDU 10 Manual page 62

8 | Error Memory
8.3.2 Open Line Detection
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The implementation of open line detection consists of pull up resistors being activated
and deactivated; evaluating the behavior of the measured value detects cable breakage,
regardless of the pull up resistor being activated by the user.
1. Open the Error Memory of the Device.
2. Click "start detection of cable".
3. Check the Error Memory for new fault entries, regarding "Open line errors".
DDU 10 Bosch Motorsport