Remove/Install Fuse And Relay Module In Rear - AR54.15-P-0001FR

Model 257 

Model 290 

Fig 1: Rear Fuse And Relay Module Component Location - Model 257

Courtesy of MERCEDES-BENZ USA

Shown on model 257 

	Risk of injury  caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof.	No parts of the body or limbs should be within the operating area when the components are moving.	AS00.00-Z-0011-01A
Topical note	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Notes on HANDS-FREE ACCESS		AH80.61-P-0001-01A
	Remove/install
1	Remove right side trim in trunk or load compartment.	Model 290	AR68.30-P-1185FRX
		Model 257	AR68.30-P-4800FR
2	Disconnect ground line from battery.		AR54.10-P-0003FR
3	Remove bolt (2) and remove fuse box (1) from equipment carrier.	The brackets for the fuse box (1) must be seated into the guides on the equipment carrier (arrows A).
4	Remove electrical wiring harness from fuse box (1).	Replace cable ties.
5	Unscrew bolts (3).
6	Remove fuse box (1) from rear fuse and relay module (K40/5).
7	Remove positive line (4) from rear fuse and relay module (K40/5).	Nut, positive line to rear fuse and relay module	*BA54.15-P-1001-01K
8	Disconnect all electrical connectors from rear passenger compartment fuse and relay module (K40/5).
9	Unclip all fuse holders and place to one side.
10	Remove rear fuse and relay module (K40/5).
11	Change fuses and relays.	When replacing the rear fuse and relay module (K40/5).
	Assignment of rear fuse and relay module		GF54.15-P-1256-30FR
12	Install in the reverse order.

FUSE AND RELAY BOX

Number	Designation			Model 257	Model 290
BA54.15-P-1001-01K	Nut, positive line to rear fuse and relay module	M6	Nm	8	8
		M8	Nm	16	16