169000202 - N41 VEHICLE ARROW DOES NOT MOVE

When the vehicle is in motion, the vehicle cursor does not move smoothly

1	SPEED SIGNAL CHECK	All OK	Problems encountered	Operation
	Check for a speed signal    See Test 5580MH CHECKING THE SPEED SIGNAL FROM THE INSTRUMENT BOARD TO THE MAP READER	End of diagnosis	Speed signal input to the Body Computer interrupted ABS sensors disconnected ABS system fault Speed signal output to the Body Computer interrupted	Restore the continuity of the speed signal See E3510 RADIO Restore continuity Check the ABS Replace Body Computer    Op. 5505A32 BODY COMPUTER - R R