· The fault is
recognized if, with the ignition switched on (after completion of the
switch-on test), a lead interruption is present for longer than 700 ms.
(The signal voltage at the processor is cyclic analogue.
If the signal is correct, only voltage levels in the range < 2 V and >
4 V occur. Voltages measured in the intermediate range are evaluated as a
lead fracture).
On fault recognition, the ABS is switched off and the ABS
telltale is switched on.
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