Overview Of System Components, Automatically Controlled All-Wheel Drive (4Matic) - GF28.00-P-9998AVO

Model 257.361, 290 

up to model year 2021 

Courtesy of MERCEDES-BENZ USA

View of model 290 

Courtesy of MERCEDES-BENZ USA

View of transfer case 

	Component description for instrument cluster	A1	GF54.30-P-6000FR
	Component description for ME-SFI (ME) control unit	Model 290 with engine 177.9 up to model year 2021 N3/10	GF07.61-P-6000MNL
		Model 257.361, 290 with engine 256.9 up to model year 2021 N3/10	GF07.61-P-6000MRT
	Component description for Electronic Stability Program control unit	N30/4	GF42.45-P-5119FR
	All-wheel drive control unit, component description	N45	GF28.19-P-3211AVO
	Electrical power steering control unit (ES), component description	N68	GF46.35-P-7010FR
	Component description for the electronic ignition lock control unit	N73	GF80.57-P-6001FR
	Drivetrain control unit, component description	Model 257.361, 290 with engine 256.9 up to model year 2021 N127	GF54.21-P-2141LF
	Drive unit control unit component description	N145/1	GF27.60-P-5168FR
	Fully integrated transmission control electric controller unit control unit, component description	Model 290 with transmission 725.096 up to model year 2021 Y38n4	GF27.60-P-5120ANS
	Fully integrated transmission control electric controller unit control unit, component description	Model 257.361, 290 with transmission 725.0 (except 725.096) up to model year 2021 Y38n4	GF27.60-P-5120ANR
	Table of contents for function description, automatically controlled all-wheel drive (4MATIC)		GF28.00-P-0999AVO