Remove/install fuse and relay module in rear

AR54.15-P-0001EQ

Remove/install fuse and relay module in rear

16.12.2019

Model

293

Modification notes

13.12.2019

Remove voltage of high-voltage on-board electrical system, added.

Operation step 1

Shown with code 550 (Trailer hitch)

1

Screw

2

Bracket

K40/5

Rear fuse and relay module

X58/33

Vehicle interior/trailer hitch electrical connector

3

Electrical connector

5

Bolts

4

Electrical connector

6

Housing

7

Cable strap

8

Electrical connectors

9

Fuse holder

10

Nut

K40/5

Rear fuse and relay module

 Danger

Risk of death when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC)

Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines.

AS00.00-Z-0035-01A

 Warning

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

General information on handling vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system

AH00.00-Z-0300-01A

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 voltage of high-voltage on-board electrical system.

AR47.70-P-1000EQ

2

Switch off ignition and store transmitter key outside of transmission range (min. 2 m).

3

Remove rear-end center-section trim.

AR68.30-P-4785LWS

4

Remove load compartment well cover.

5

Detach ground line of on-board electrical system battery.

AR54.10-P-0003EQ

6

Detach vehicle interior/trailer hitch electrical connector (X58/33) from housing (6) and place to one side.

Model 293
with code 550 (Trailer coupling)

 Dismantling tool

*000589956300

7

Remove screw/bolt (1).

8

Remove rear fuse and relay module (K40/5) from holder (2).

9

Release and disconnect electrical connection (3).

10

Disconnect electrical connection (4).

11

Remove bolts (5).

12

Unclip rear fuse and relay module (K40/5) from housing (6).

13

Remove cable strap (7).

 Installation: Replace cable strap (7).

14

Disconnect electrical connectors (8).

15

Remove fuse holders (9) from rear relay module (K405).

 To do this, unlock the side tabs on the fuse holders (9).

16

Detach nut (10) and remove positive line.

 Nut, positive line to rear fuse and relay module

*BA54.15-P-1001-01K

17

Remove fuse and relay module (K40/5).

18

Install in the reverse order.

 Fuse and relay box

Number

Designation

Model 293

BA54.15-P-1001-01K

Nut, positive line to rear fuse and relay module

M6

Nm

8

M8

Nm

16