Replace front power distribution box

2021 BMW i3 Range ExtenderSECTION Replace front power distribution box

Special tools required: 

  • 61 0 316 
  • 61 0 317 
  • 61 0 325 
WARNING: Observe safety instructions. Refer to SAFETY INSTRUCTIONS FOR HANDLING VEHICLE BATTERY  for handling vehicle battery.

Preliminary work needed: 

NOTE: Removal and installation are described separately.

Removal: 

Release screw (1) and detach power distribution box (2) from holder power distribution box (3).

G11147896Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: Use this operation for all existing SV fuse modules (1).

Release detents and remove SV fuse module (1) from power distribution box (2).

G11147897Courtesy of BMW OF NORTH AMERICA, INC.

Take notes, and photographs where necessary, of fuse layout and relay assignment.

Remove all fuses and relays from power distribution box (1).

G11147898Courtesy of BMW OF NORTH AMERICA, INC.

Release cover of B+ feed (1) on detents and remove.

G11147899Courtesy of BMW OF NORTH AMERICA, INC.

Turn power distribution box over.

Release and remove positive battery cable (1) at nut.

Enter cable assignment according to pin no. (see rear of power distribution box) in table (see end of service information) and photograph if necessary.

Attention! In the case of several different cable colors these cables must be marked again.

G11147900Courtesy of BMW OF NORTH AMERICA, INC.

Open all locking pins at power distribution box and at new part.

Detail (A) shows closed locking pin, detail (B) shows open locking pin.

Unpin all cables running through front of power distribution box by means of special tool 61 0 316  , 61 0 317  , 61 0 325  .

G11147901Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Pin cable according to the noted pin no. in power distribution box.

Close locking pins at power distribution box.

Detail (A) shows closed locking pin, detail (B) shows open locking pin.

G11147901Courtesy of BMW OF NORTH AMERICA, INC.

Turn power distribution box over.

Tighten positive battery cable (1) at nut.

G11147900Courtesy of BMW OF NORTH AMERICA, INC.

Join all fuses and relays according to the noted assignment diagram in power distribution box (1).

G11147898Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: Use this operation for all existing SV fuse modules (1).

Join SV fuse module (1) in power distribution box (2).

NOTE: Ensure correct locking.
G11147897Courtesy of BMW OF NORTH AMERICA, INC.

Attach power distribution box (2) to holder power distribution box (3) and tighten screw (1).

G11147896Courtesy of BMW OF NORTH AMERICA, INC.

Required follow-up work: 

Pin no. Cable color
1  
2  
3  
4  
5  
6  
7  
8  
9  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
32  
33  
34  
35  
36  
37  
38  
39  
40  
41  
42  
43  
44  
45  
46  
47  
48  
202  
203  
204  
205  
206  
207  
208  
209  
210  
211  
217  
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.