Remove/Install Interior Compartment Prefuse Box - AR54.15-P-1350GQ

MODEL 166 

MODIFICATION NOTES

24.9.14

Repair method has been revised

AS1-AS20 and graphics

Fig 1: Identifying Interior Compartment Pre-Fuse Box Remove/Install Components (1 Of 3)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Interior Compartment Pre-Fuse Box Remove/Install Components (2 Of 3)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Interior Compartment Pre-Fuse Box Remove/Install Components (3 Of 3)

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove right front seat		AR91.10-P-1000GQ
2	Remove lower paneling of right B-pillar		AR68.30-P-4700GQ
3	Move rear floor covering (1) to one side
4	Place front floor covering (3) to one side
5	Remove air duct (7)
6	Remove expansion clip (2)	Clip remover	Fig 4
7	Unhook cable clip (5) from covering on prefuse box (6), release battery cover (8) and place to one side with line connected
8	Remove shaped part (4)
9	Unscrew nuts (9) from cover on prefuse box (6)
10	Unhook electrical connection (12) and electrical line (11) from cover of prefuse box (6)
11	Remove cover from prefuse box (6)
	Risk of explosion  from explosive gas. Risk of poisoning  and caustic burns from swallowing battery electrolyte. Risk of injury  through burns to skin and eyes from battery acid or when handling damaged lead-acid batteries	No fires, sparks, open flames or smoking. Wear acid-resistant gloves, clothing and glasses. Only pour battery acid into suitable and appropriately marked containers.	AS54.10-Z-0001-01A
12	Remove battery		AR54.10-P-0005GZ
	Notes on battery		AH54.10-P-0001-01A
13	Disconnect positive line from prefuse box	Nut, positive line to prefuse box	*BA54.15-P-1001-01L
14	Remove cable bracket (10)
15	Unscrew nut (13)
16	Release locks (15) and swivel bracket (20) with prefuse box (14) inwards in direction of arrow and out of the guide (16)
17	Unclip fuse holder (17)	The number of fuse holders (17) varies depending on the vehicle equipment.
18	Detach electrical connections (18) from prefuse box (14)	The number of electrical connections (18) varies depending on the vehicle equipment.
19	Release locks (19) and remove prefuse box (14) from bracket (20)
20	Change relays and fuses	When replacing the prefuse box. The number of fuses and relays varies depending on the vehicle equipment.
21	Install in the reverse order

FUSE AND RELAY BOX

Number	Designation			MODEL 166
BA54.15-P-1001-01L	Nut, positive line to prefuse box	M6	Nm	8
		M8	Nm	16

Fig 4: Identifying Clip Remover (452 589 01 63 00)

Courtesy of MERCEDES-BENZ USA