Location and assignment of Z connector sleeves (cable connections in wiring harness) - engine compartment left - GF00.19-P-3000-01MCU

Fig 1: Locating Line And Engine Compartment Z Connector Sleeves - Left

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Z connector sleeve	Designation	Component	Designation	Connector. Pin
Z7/3	Circuit 87 connector sleeve, injection valve 1 to 3
		← X26	Interior/engine connector	2
		→ G3/2X1		4
		→ Y32	Secondary air injection pump switchover valve	2
		→ Y62/1	Cylinder 1 fuel injection valve	2
		→ Y62/2	Cylinder 2 fuel injection valve	2
		→ Y62/3	Cylinder 3 fuel injection valve	2
Z7/4	O2 sensor heater, wastegate valve circuit 30 connector sleeve
		← X26	Interior/engine connector	4
		→ G3/1x1	O2 sensor downstream of CAT connector	2
		→ Y49	Adjustable camshaft timing solenoid	2
		→ Y58	Fuel tank vent valve	2
Z7/5	Circuit 87 connector sleeve
		← X26	Interior/engine connector	3
	M132	→ T1/1	Cylinder 1 ignition coil	1
	M132	→ T1/2	Cylinder 2 ignition coil	1
	M132	→ T1/3	Cylinder 3 ignition coil	1
Z20	Connector sleeve cable end insulation not stripped, placed inside insulated tubing
		→ N15/6	Automated manual transmission control unit	L.33