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Mercedes-Benz CLS Class w219 (2004 - 2010) - fuse box diagram

avatar Jonathan Yarden May 06, 2021 · 5 min. read

In this article you will find a description of fuses and relays Mercedes-Benz, with photos of block diagrams and their locations. Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.

Year of production: 2004, 2005, 2006, 2007, 2008, 2009, 2010

Fuse box in the trunk

Mercedes-Benz CLS-Class w219 - fuse box diagram - trunk

Number A Description
1 30 Front passenger partially-adjustment switch
Driver partially-electric seat adjustment switch (as of 2007)
Driver-side front seat adjustment control unit, with memory
2 30 Driver partially-electric seat adjustment switch
Front passenger partially-electric seat adjustment switch (as of 2007)
Passenger-side front seat adjustment control unit with memory
3 7,5 TPM [RDK] (tire pressure monitor) control unit
PTS (Parktronic) control unit
Navigation processor
TV combination tuner (analog/digital)
4 20 Except engine 156.983 (CLS 55 AMG) and engine 272.985 : The fuel pump is fused via the fuel pump relay
7,5 Valid for engine 113.990 (CLS 55 AMG): The charge air cooler circulation pump is fused via the charge air cooler circulation pump relay
5 — Spare relay 2
6 40 Audio gateway control unit
7 15 Rear wiper relay
8 7,5 Left antenna amplifier module
Alarm horn
Alarm signal horn with additional battery
ATA [EDW] inclination sensor
9 25 Overhead control panel control unit
10 40 Heated rear window
11 20 —
12 15 USA version: Luggage compartment socket
13 15 Interior socket
14 — —
15 10 Fuel filler flap CL [ZV] motor
16 20 HS [SIH] and seat ventilation control unit
17 20 —
18 20 —
19 20 Multicontour seat pneumatic pump
20 7,5 Rear window roller blind relay
Relays
A Fuel pump relay (except 113.990 (CLS 55 AMG), 156.983 (CLS 63 AMG), 272.985)
Charge air cooler circulation pump relay (113.990 (CLS 55 AMG))
W Relay 2, terminal 15R
C Spare relay 2
D Spare
E Heated rear window relay
F Relay 1, terminal 15R
G Fuel filler cap polarity reverser relay 1
H Fuel filler cap polarity reverser relay 2

The Instrument Panel Fuse Panel

Mercedes-Benz CLS-Class w219 - fuse box diagram - instrument panel

Number A Description
21 30 Right rear door control unit
22 30 Right front door control unit
23 30 Passenger-side front seat adjustment control unit with memory
24 25 Rear module Keyless Go control unit
Left rear door Keyless Go control unit
Right rear door Keyless Go control unit
25 20 Stationary heater (STH) unit
5 Additionally fused via polyswitch fuse for stationary heater:
STH radio remote control receiver
26 7,5 CD changer
27 — Spare
28 15 Radio
5 Radio control panel and navigation unit
COMAND operating, display and controller unit
29 7,5 Steering column module
Rotary light switch
EIS [EZS] control unit
30 7,5 Data link connector
31 5 Upper control panel control unit
Cutoff relay for interruptible loads (up to 2007)
32 30 Left rear door control unit
33 30 Left front door control unit
34 30 Driver-side front seat adjustment control unit, with memory
35 5 WSS (Weight Sensing System) control unit
36 25 HS [SIH] and seat ventilation control unit
Right SAM control unit
37 15 AIRmatic with ADS control unit
38 7,5 NECK-PRO head restraints relay
39 5 Lower control panel control unit
40 10 HS [SIH] and seat ventilation control unit
41 5 Central gateway control unit
42 7,5 ME-SFI [ME] control unit
Driver-side SAM control unit with fuse and relay module

Fuse box in the engine compartment

Mercedes-Benz CLS-Class w219 - fuse box diagram - engine compartment

Number A Description
43 15 Valid for M156, M272, M273:
ME-SFI [ME] control unit
Rear SAM control unit with fuse and relay module
Valid for M642:
CDI control unit
Rear SAM control unit with fuse and relay module
Valid for M113:
ME-SFI [ME] control unit
Rear SAM control unit with fuse and relay module
Fuel pump relay
Air injection relay
44 15 Valid for M642: CDI control unit
45 7,5 AIRmatic with ADS control unit
46 7,5 Automatic 5-speed transmission (NAG): ETC [EGS] control unit
7-speed automatic transmission: Electric controller unit (VGS)
47 5 ESP control unit
48 7,5 Restraint systems control unit
49 7,5 Left front reversible emergency tensioning retractor (as of 2007)
Right front reversible emergency tensioning retractor (as of 2007)
Restraint systems control unit (up to 2007)
Front passenger seat occupied and child seat recognition sensor (up to 2007)
NECK-PRO head restraints relay (2006)
50 5 VICS power supply separation point
51 5 —
52 7,5 Glove compartment illumination with switch
Instrument cluster
Rotary light switch
Bi-xenon headlamp unit:
 Headlamp range adjustment control unit
53a 15 Fanfare horn relay
53b 15 Fanfare horn relay
54a 15 Illuminated cigar lighter
54b 15 Illuminated cigar lighter
55 7,5 ICS power supply separation point
56 40 Wiper motor
57 25 Valid for M156, M272, M273:
ME-SFI [ME] control unit
Rear SAM control unit with fuse and relay module
Valid for engine M642:
CDI control unit
Rear SAM control unit with fuse and relay module
58 15 Purge control valve (up to 2007)
Valid for engine 272: AAC with integrated control additional fan motor (up to 2007)
USA version:
Activated charcoal canister shutoff valve (up to 2007)
Activated charcoal filter shutoff valve (up to 2007)
Valid for engine 642: CDI control unit (2006)
Valid for engine M113, M156, M272, M273:
   Cylinder 1 ignition coil
Cylinder 2 ignition coil
Cylinder 3 ignition coil
Cylinder 4 ignition coil
Cylinder 5 ignition coil
Cylinder 6 ignition coil
Cylinder 7 ignition coil
Cylinder 8 ignition coil
Valid for engine M113:
Left O2 sensor downstream TWC [KAT]
Right O2 sensor downstream TWC [KAT]
59 15 Starter relay
60 10 Valid for engine 113.990 (CLS 55 AMG), 156.983 (CLS 63 AMG): Oil cooler fan
61 40 Electric air pump
62 30 Backup relay
63 15 —
64 7,5 Rotary light switch
Comfort automatic air conditioning control and operating unit
Instrument cluster (up to 2007)
AAC [KLA] control and operating unit (up to 2007)
65 20 EIS [EZS] control unit
Electric steering lock control unit
66 7,5 Valid for left-hand drive vehicles: Right front lamp unit
Valid for right-hand drive vehicles: Left front lamp unit 
Bi-xenon headlamp unit:
 HRA power module
67 10 Stop light switch
Relays
I Terminal 87 relay, engine 
K Terminal 87 relay, chassis
L Starter relay
M Backup relay
N Terminal 15 relay
O Fanfare horn relay
P Terminal 15R relay
R Air pump relay (except engine 113.990 (CLS 55 AMG) and 156.983 (CLS 63 AMG))
Oil cooler fan relay (only engine 113.990 (CLS 55 AMG) and 156.983 (CLS 63 AMG))
S AIRmatic relay (semi-active air suspension)

Front prefuse box

Front

Mercedes-Benz CLS-Class w219 - fuse box diagram - prefuse box (front)

Rear

Mercedes-Benz CLS-Class w219 - fuse box diagram - prefuse box (rear)

Number A Description
68 200 PTC heater booster (as of 1.6.06)
69 150 —
70 150 Additional battery relay (up to 31.5.06)
71 150 AAC with integrated control additional fan motor
72 50 SBC hydraulic unit (up to 31.5.06)
ESP control unit (as of 1.6.06)
73 40 SBC hydraulic unit (up to 31.5.06)
ESP control unit (as of 1.6.06)
74 40 AIRmatic relay
75 40 Right SAM control unit
76 40 Right front reversible emergency tensioning retractor (as of 1.6.06)
77 40 Heating systems recirculation unit

Rear prefuse box

Front

Mercedes-Benz CLS-Class w219 - fuse box diagram - rear prefuse box (front)

Rear

Mercedes-Benz CLS-Class w219 - fuse box diagram - rear prefuse box (rear)

Number A Description
78 200 Driver-side SAM control unit with fuse and relay module
79 200 Rear SAM control unit with fuse and relay module
80 150 Driver SAMcontrol unit with fuse and relay module
81 150 Interior fuse box
82 150 AMG vehicles:
FP fuse (F82A)
Air injection fuse (F82B)
F82A 30 Left fuel pump control unit
Right fuel pump control unit
F83B 40 Air injection relay
83 30 —
84 5 Battery sensor (as of 2007)
Battery control unit (up to 2007)
85 5 Voice control system (VCS [SBS]) control unit
Universal Portable CTEL Interface (UPCI [UHI]) control unit
Japan version:
GPS box control unit
Microphone array control unit 
USA version:

CTEL [TEL] compensator, data
E-net compensator
86 5 USA version: SDAR control unit (up to 2007)
87 30 Pneumatic pump for dynamic seat control
88 30 TLC [HDS] control unit
89 40 —
90 40 Left front reversible emergency tensioning retractor (as of 2007)
91 30 Valid with engine 272.985: Fuel pump control unit (as of 2007)

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

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