Remove/Install Fuse And Relay Module For Engine Compartment - AR54.15-S-0005E

Model 447, 448 

MODIFICATION NOTES

16.03.2022

Nut, supply line to fuse box

BA54.18-Z-1002-02KOA

Fig 1: Fuse And Relay Module For Engine Compartment Components Location - Model 447

Courtesy of MERCEDES-BENZ USA

Notice	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Disconnect ground line from battery.		AR54.10-S-0003E
2	Open locking clips (3) and remove cover (2).
3	Remove nut (5) and remove positive line (4).	Nut, supply line to fuse box	*BA54.18-Z-1002-02KOA
4	To do so, release lock (6) and swivel engine compartment fuse and relay module (K40/10) upwards out of the fuse box (1) until the electrical connections (7) are accessible.
5	Disconnect electrical connectors (7).	The number of electrical connectors (7) varies depending on the vehicle equipment.
6	Change fuses and relays.	When replacing engine compartment fuse and relay module (K40/10).
7	Install in the reverse order.

WIRING HARNESS

Number	Designation		Model 447, 448
BA54.18-Z-1002-02KOA	Nut, supply line to fuse box	Nm	16