Ignition module location/task/design/function - GF15.15-P-3101M

ENGINE 275.950 in MODEL 215, 220 

ENGINE 275.951 in MODEL 230 up to Model Year 8 

ENGINE 275.953 in MODEL 216, 221 up to Model Year 8 

ENGINE 275.954 in MODEL 230 up to Model Year 8 

ENGINE 275.980 in MODEL 215, 220 

ENGINE 275.981 in MODEL 230 up to Model Year 8 

ENGINE 275.982 in MODEL 216, 221 up to Model Year 8 

ENGINE 285.950 in MODEL 240 

ENGINE 285.980 in MODEL 240 

Fig 1: Identifying ECI Ignition Module

Courtesy of MERCEDES-BENZ USA

	Location of the ignition module		GF15.15-P-3101-01M
	Ignition module task	Generation of ignition voltage (ac voltage) for each spark plug. Execute the ignition angle, spark period control, ignition offset and ignition change according to the signals from the ME control unit Detect the ion current signals, filter and transfer to the ME control unit.
	Structure of an ignition module	The spark plug connectors cannot be removed. Only remove and install strictly according to manufacturer's instructions in order to avoid damage to the die cast housing!	GF15.15-P-3101-02M
	Function of the ignition module		GF15.15-P-3101-03M