Warning light operation

The ABS control unit activates warning lights as follows:

with VDC on, the panel warning light is off and the ASR VDC button warning light is off

with ASR off, the VDC warning light on the panel is off but a message appears on the Dot matrix to indicate ASR off and the button warning light comes on

with VDC activated, the panel warning light flashes and the button warning light is off

with VDC faulty, the panel warning light is on and a message appears on the Dot matrix