fusibles

Fuse box in the engine compartment
2005-2013 Mercedes-Benz W221 and C216 Fuse Box Diagram
No. Fused function A
20 Valid for engine 629, 642, 651:
CDI control unit
Valid for engines 156, 157, 272, 273, 275, 276, 278:
ME-SFI [ME] control unit
10
21 Valid for engines 156, 157, 272, 273, 275, 276, 278:
Terminal 87 M1 i connector sleeve
Valid for model 221 with engine 629 and engine 642:
CDI control unit
Fuel pump relay
Valid for model 221 with engine 651:
Quantity control valve
20
22 Valid for engines 156, 157, 272, 273, 276, 278:
Terminal 87 connector sleeve
15
23 up 2008:
Terminal 87 connector sleeve
Valid for engine 275 (model 216):
Terminal 87 M1 i connector sleeve
Valid for engine 273 (model 216):
Terminal 87 M2e connector sleeve
Valid for engine 272, 273 (model 221):
Terminal 87M2i connector sleeve
Valid for engine 642:
Terminal 87 connector sleeve
from 2009:
Valid for engine 156, 157, 272, 273, 275, 276, 278:
Terminal 87 connector sleeve
Valid for model 221 with engine 629 and engine 642:
Terminal 87 connector sleeve
Valid for engine 156, 157, 272, 273, 276, 278:
Terminal 87M2e connector sleeve
Valid for engine 275:
Terminal 87 M2i connector sleeve
Valid for model 221 with engine 629 and engine 642:
Terminal 87 connector sleeve
Valid for model 221 with engine 651:
Rear SAM control unit with fuse and relay module
20
24 Valid for engines 157, 272, 273, 276, 278:
Terminal 87M1e connector sleeve
Valid for engine 642:
CDI control unit
25
25 Instrument cluster
7.5
26 Left front lamp unit
10
27 Right front lamp unit
10
28 Valid for engine 275:
EGS control unit
Valid without engine 275:
Fully integrated transmission control (VGS) control unit
7.5
29 Rear SAM control unit with fuse and relay module 5
30 Valid for engine 629, 642, 651:
CDI control unit
Valid for engines 156, 157, 272, 273, 275, 276, 278:
ME-SFI [ME] control unit
Fuel pump control unit
7.5
31 S 400 Hybrid: Electric refrigerant compressor
5
32 Valid for model with ECO start/stop function:
Transmission oil auxiliary pump control unit
S 400 Hybrid:
Transmission oil auxiliary pump control unit
15
33 Valid as of 1.9.10 without model S 400 Hybrid:
ESP control unit
S 400 Hybrid:
Battery management system control unit
DC/DC converter control unit
Power electronics control unit
5
34 S 400 Hybrid: Regenerative braking system control unit
5
35 Electric parking brake controller unit
5
36 Data link connector (Pin 16) 10
37 For EIS control unit
7.5
38 Central gateway control unit 7.5
39 Instrument cluster
7.5
40 Upper control panel control unit 7.5
41 Slave wiper motor
30
42 Master wiper motor
30
43 Front cigar lighter with ashtray illumination 15
44 - -
45 S 400 Hybrid: Power electronics circulation pump 1
5
46 W221 with Active Body Control (ABC), model 216: ABC control unit
W221 without Active Body Contro (ABC): AIRmatic with ADS control unit
15
47 Front SAM control unit with fuse and relay module
Steering column up/down motor
15
48 up 2008: Front SAM control unit with fuse and relay module
from 2009: Steering column in/out motor
15
49 Steering column module
10
50 AAC [KLA] control unit 15
51 up 2008: COMAND display
7.5
from 2009:
COMAND display
SPLITVIEW display
5
52 A W221:
Left fanfare horn
Right fanfare horn
15
52 B W221, C216:
Left fanfare horn
Right fanfare horn
15
53 - -
54 AC air recirculation unit 40
55 Valid for gasoline engine: Electric air pump
60
56 W221 without Active Body Contro (ABC): AIRmatic compressor unit
40
57 up 2008: Wiper park position heater
40
from 2009: Wiper park position heater
30
60 from 2009: Electrohydraulic power steering
5
61 C216; W221 - from 2009: Restraint systems control unit 7.5

W221; up 2008: Restraint systems control unit
10
62 Night View Assist control unit
5
63 Valid for model 221 with engine 629 and engine 642 as of 1.9.08: Fuel filter condensation sensor with heating element
15
64 W221 as of 1.9.06:
Driver NECK-PRO head restraint solenoid
Front passenger NECK-PRO head restraint solenoid
7.5
W221 as of '09:
Driver NECK-PRO head restraint solenoid
Front passenger NECK-PRO head restraint solenoid
10
65 Valid as of 1.6.09: 12 Volt connector in glove box
15
66 DTR controller unit (Distronic or Distronic Plus) 7.5
Relay
A Air pump relay
B Air suspension compressor relay
C Terminal 87 relay, engine
D Terminal 15 relay
E Terminal 87 relay, chassis
F Fanfare horn relay
G Terminal 15R relay
H Circuit 50 relay, starter
J Circuit 15 relay, starter
K Wiper park heater relay



Left instrument panel fuse box
2005-2013 Mercedes-Benz W221 and C216 Fuse Box Diagram
2005-2013 Mercedes-Benz W221 and C216 Fuse Box Diagram
No. Fused function A
92 Left front seat control unit
40
93 Restraint systems control unit
USA version: Weight Sensing System (WSS) control unit 7.5
94 from 2009: Multifunction camera
5
95 - -
96 Tire pressure monitor [RDK] control unit
5
97 W221: Audio/video controller control unit (rear entertainment system) 7.5
98 Rear entertainment system: DVD player (from 2009)
7.5
99 from 2009:
COMAND display
SPLITVIEW display
7.5
100 from 2009: Media interface control unit
5
101 Rear entertainment system:
Left rear display
Right rear display
10
102 Right front seat control unit
40
103 ESP control unit
7.5
104 Audio tuner control unit
40
105 - -
106 Japanese version: Electronic toll collection (ETC) control unit
Valid for South Korea as of 1.9.10: TV/tuner connector
Valid for navigation; from 2009: Navigation processor
1
107 SDAR control unit (SIRIUS satellite radio) (W221 from 2009)
Digital radio: Digital Audio Broadcasting control unit
HD radio: High definition tuner control unit
5
108 W221: Rear air conditioning control unit 5
109 W221: Rear blower intermediate connector 15
110 W221:
Left rear multicontour backrest control unit
Right rear multicontour backrest control unit
7.5
111 Rear multicontour seat or rear entertainment system (model 221): RCP [HBF] control unit
5
112 W221; up 2008:
Left front door control unit
Right front door control unit
S 400 Hybrid: Front SAM control unit with fuse and relay module
5
113 S 400 Hybrid: DC/DC converter control unit
5
Right instrument panel fuse box
2005-2013 Mercedes-Benz W221 and C216 Fuse Box Diagram2005-2013 Mercedes-Benz W221 and C216 Fuse Box Diagram
No. Fused function A
70 C216: Right door control unit
W221: Right front door control unit
40
71 Keyless Go control unit 15
72 S 400 Hybrid: Pyrotechnical separator
7.5
73 Japanese version: COMAND controller unit
TELE AID emergency call system (from 2009): Emergency call system control unit
5
74 TLC [HDS] control unit (Remote trunk closing) 30
75 S 400 Hybrid:
Battery management system control unit
Power electronics control unit
10
76 S 400 Hybrid: Vacuum pump relay (+)
15
Valid for model 221 with engine 642.8: AdBlue relay supply
-
77 Advanced sound system: Sound amplifier (from 2009)
50
78 S 65 AMG with engine 275:
Additional fan relay (from 2009)
Valid for model 221 with engine 642.8:
AdBlue relay supply (from 2009)
25
S 400 Hybrid, CL 63 AMG with engine 157, 278:
Charge air cooler circulation pump (from 2009)
15
79 Alarm signal horn with additional battery 7.5
80 C216: Left door control unit
W221: Left front door control unit
40
81 C216: Rear control unit
30
W221: Left rear door control unit
40
82 C216: Rear control unit
30
W221: Left rear door control unit
40
83 Intelligent servo module for DIRECT SELECT
30
84 Advanced sound system: Digital sound processor (from 2009)
20
85 Valid for AMG: Illuminated door sill moldings (from 2009)
10
86 - -
87 - -
88 - -
89 - -
90 Stationary heater:
STH heater unit (model 216)
STH or HB heater unit (model 221) 20
91 Stationary heater:
STH radio remote control receiver
S 400 Hybrid:
Front SAM control unit with fuse and relay module
5



Fuse and relay box in rear
2005-2013 Mercedes-Benz W221 and C216 Fuse Box Diagram

Opening: Swing down center armrest.
Open cover behind center armrest.
Pull cover 1 forward in direction of arrow.
Closing: Press cover 1 backward and engage

2005-2013 Mercedes-Benz W221 and C216 Fuse Box Diagram
No. Fused function A
115 Heated rear window 50
116 Valid for engine 157, 275, 278: Charge air cooler circulation pump
Valid for engine 156: Engine coolant circulation pump
S 400 Hybrid: Power electronics circulation pump 2
10
117 Rear cigar lighter
15
118 Valid for engine 272, 273, 642: Fuel pump (up 2008)
Valid for model 221 with engine 629, 642: Fuel pump (from 2009)
30
S 400 Hybrid: Power electronics circulation pump 1
Valid for model 642.8 and engine 651 as of 1.6.11: Refrigerant compressor with magnetic
15
119 Front central operating unit
7.5
120 - -
121 Audio tuner control unit
10
122 COMAND controller unit 7.5
123 W221: Right front reversible emergency tensioning retractor
40
124 W221: Left front reversible emergency tensioning retractor
40
125 up 31.5.09: Voice control system (VCS) control unit 5
126 Overhead control panel control unit
25
127 Lumbar pump (from 2009)
Multicontour seat pneumatic pump (Left/right front multicontour seats)
Pneumatic pump for dynamic seat control (Left and right dynamic multicontour seat) 30
128 Valid for engine 275 (up 2008): Fuel pump control unit
Valid for engine 156, 157, 272, 273, 275, 276, 278, 642 (from 2009): Fuel pump control unit
25
129 up 2008: Overhead control panel control unit (Power glass tilting/sliding roof)
from 2009: UPCI (Universal Portable Cell Phone Interface) control unit
25
130 Electric parking brake controller unit
30
131 Rear window antenna amplifier module
7.5
133 Trailer recognition control unit
Reversing camera (as of 1.9.10)
15
134 Luggage compartment socket
15
135 Park Assist; up 2008:
Radar sensors control unit (SGR)
Front short range radar sensor unit
Rear short range radar sensor unit
DISTRONIC PLUS up to 31.8.10 or Blind Spot Assist or Adaptive cruise control Plus Light: Radar sensors control unit (SGR) (from 2009)
PARKTRONIC or Exclusive parking assist: PTS control unit
7.5
136 Valid for model 221 with engine 642.8: AdBlue control unit
7.5
137 Reversing camera (as of 1.9.10)
7.5
138 Navigation processor (from 2009) (up to 31.8.10)
Emergency call system control unit (from 2009)
Japanese version: TV/tuner connector (from 2009)
5
139 Rear backrest refrigerator box 15
140 Rear cigar lighter with ashtray illumination connector
115 V socket (from 2009)
15
141 Reversing camera control unit
5
142 Parktronic system (PTS) control unit
Distronic Plus: Radar sensors control unit (SGR)
Valid as of 1.9.10 for DISTRONIC PLUS and Active Blind Spot Assist or Active Lane Keeping Assist:
Video and radar sensor system control unit
7.5
143 Rear seats control unit
25
144 Rear seats control unit
25
145 Trailer recognition control unit (up 2008)
Trailer hitch socket (13-pin) (from 2009)
20
146 Trailer recognition control unit
25
147 up 2008: TLC [HDS] control unit (Remote trunk closing) 30
148 up 2008: Universal Portable CTEL Interface (UPCI [UHI]) control unit 7.5
from 2009: Panoramic sliding sunroof circuit 30 connector sleeve
25
149 up 2008: Voice control system (VCS [SBS]) control unit
5
from 2009: Panoramic sliding sunroof control module
25
150 TV combination tuner (analog/digital)
Japanese version: TV/tuner connector (from 2009)
7.5
151 W221; up 2008: Electric parking brake controller unit
25
W221; from 2009: Trailer recognition control unit
20
152 W221: Rear window antenna amplifier module
7.5
115 V socket: DC/AC converter control unit
25
Relay
M Terminal 15 relay
N Terminal 15R relay
O Power outlet relay
P Heated rear window relay
Q Valid for engine 156, 157, 275, 278, 629: Circulation pump relay
S 400 Hybrid: Valid for model 221.095/195: Power electronics circulation pump relay 2
R Cigar lighter relay
S Fuel pump relay
Valid for engine 642.8 and engine 651 as of 1.6.11: Connected through the fuel pump: Refrigerant compressor magnetic clutch
S 400 Hybrid: Power electronics circulation pump relay 1
Interior prefuse box (up 2008)
2005-2013 Mercedes-Benz W221 and C216 Fuse Box Diagram
No. Fused function A
1 Starter
400
2 Not valid for engine 642:
Alternator
Valid for engine 642:
Alternator
150
200
3 - 150
4 AAC with integrated control additional fan motor 150
5 Valid for engine 642: PTC heater booster
200
6 Front SAM control unit with fuse and relay module 200
7 ESP control unit 40
8 ESP control unit
25
9 Front SAM control unit with fuse and relay module
20
10 Vehicle power supply control unit
7.5
Interior prefuse box (from 2009)
2005-2013 Mercedes-Benz W221 and C216 Fuse Box Diagram
No. Fused function A
3 Rear SAM control unit with fuse and relay module
150
4 ECO start/stop function:
ECO start/stop function relay
S 400 Hybrid:
DC/DC converter control unit
Heated windshield:
Heated windshield control unit 150
5 Valid for model 221 (Electrical preinstallation for rental vehicle):Special vehicle multifunction control unit (SVMCU [MSS])
125
S 400 Hybrid: Vacuum pump
40
6 Right dashboard fuse box
80
7 Valid for model 221 with engine 629, 642, 651:
PTC heater booster
Valid for model 221 (Electrical preinstallation for rental vehicle):
Special vehicle multifunction control unit (SVMCU [MSS])
150
8 Front SAM control unit with fuse and relay module
80
9 Left dashboard fuse box
80
10 Rear SAM control unit with fuse and relay module
150
Engine compartment prefuse box (up 2008)
2005-2013 Mercedes-Benz W221 and C216 Fuse Box Diagram
No. Fused function A
1 Front prefuse box
(via on-board electrical network line pyrofuse '
2 Heated windshield control unit
125
3 Right instrument panel fuse box
80
4 Rear SAM control unit with fuse and relay module
200
5 Special vehicle multifunction control unit (SVMCU [MSS])
100
6 Rear SAM control unit with fuse and relay module
150
7 Front SAM control unit with fuse and relay module
100
8 Left instrument panel fuse box
80
9 Front SAM control unit with fuse and relay module 5
10 C216: Emergency call system control unit 5
Engine compartment prefuse box (from 2009)
2005-2013 Mercedes-Benz W221 and C216 Fuse Box Diagram
No. Fused function A
2 Alternator
400
3 Electrohydraulic power steering
Valid for model 221 with engine 629, 642:
Glow time output stage
150
4 Interior prefuse box ( unfused)
-
5 AAC with integrated control additional fan motor 100
6 Front SAM control unit with fuse and relay module
150
7 ESP control unit
S 400 Hybrid: Regenerative braking system control unit
40
8 ESP control unit
S 400 Hybrid: Regenerative braking system control unit
25
9 Front SAM control unit with fuse and relay module
25
10 Spare -
AdBlue fuse block
2005-2013 Mercedes-Benz W221 and C216 Fuse Box Diagram
2005-2013 Mercedes-Benz W221 and C216 Fuse Box Diagram
No. Fused function A
A AdBlue control unit
7.5
B Heater circuit 1 20
C Heater circuit 2 20
D Spare -