Mercedes-Benz E-Class w123 (1976 – 1985) – fuse box diagram

Mercedes-Benz E-Class w123 (1976 – 1985) – fuse box diagram

Year of production: 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985

Fuse box

Mercedes-Benz C-Class w123 - fuse box diagram
Mercedes-Benz C-Class w123 – fuse box diagram
Fuse A Circuit protected
A 16 Window Lift (Front Right/Rear Left)
B 16 Window Lift (Front Left/Rear Right)
C 16 Auxiliary Fan, Exploid Engine Residual Heat (123 545 ??00)
25 Auxiliary Fan, Auxiliary Heating, Exploid Engine Residual Heat (123 545 ??00)
D 16 Sliding Roof
1 8 Parking and Tail Light Right, License Plate / Instrument / Hazard Warning Switch / Heater and Ventilation Controls (Rocker Switches / Shift Indicator / Electronic Radio) Illumination, Headlamp Cleaning Unit (123 545: 0200, 0500), Side Marker Lamps (123 545 0100), Warning Buzzer (123 545: 0400, 0800)
2 8 Clock, Trunk Light, Diagnostic, Roof Light Front and Rear, Hazard Warning System, Warning Monitor Terminal 5 / SF, Automatic Antenna, Switch-over Valve Seat Back Arrester, Illuminated Vanity Mirror, Standing Light Left and Right (123 545 0100), Electronic Radio, Relay II Power Windows Terminal 86+87 (123 545: 0200, 0500)
3 8 Parking and Tall Light Left
4 8 Cigarette Lighter, Glove Compartment Light, Radio, Outside Mirror (123 545: 0800, 1100)
16 Seat heater front, Cigarette Lighter, Glove Compartment Light, Radio, Outside Mirror (123 545: 0800, 1100)
5 8 123 545 0100: Air Conditioning Compressor Switch, Over Valve Idle Stabilization
123 545: 0200, 0500: Fog Light
123 545 ??00: Fog Light, Rear Fog Light
6 16 Windshield Wiper and Washer, Optical Horn, Relay Headlamp Cleaning Unit (123 545: 0200, 0500)
7 8 High Beam Right, High Beam Indicator (123 545: 0100, 0200)
8 16 Blower Motor, Air Conditioning Compressor, Switch Over Valve Idle Stabilization (123 545: 0400, 0500, 0600, 0800), Circulating Pump Climate Control (123 545: 0400, 0500), Exploid Engine Residual Heat (123 545 ??00)
123 545: 0100, 0200: Heated Rear Window
25 123 545: 0100, 0200: Heated Rear Window, Seat Heating Rear
123 545 ??00: Climate Control System, Blower Motor, Air Conditioning Compressor, Switch Over Valve Idle Stabilization, Circulating Pump Climate Control, Exploid Engine Residual Heat
9 8 High Beam Left, High Beam Indicator (123 545: 0400, 0500, 0600, 0800, 1100)
10 16 Heated Rear Window, Auxiliary Heating Rear (123 545: 1100, ??00), Electromagnetic Clutch Engine Fan (123 545: 0400, 0500, ??00)
123 545: 0100, 0200: Blower Motor
25 123 545: 0100, 0200: Seat Heating Rear, Heated Rear Window, Auxiliary Heating Rear (123 545: 1100, ??00), Electromagnetic Clutch Engine Fan (123 545: 0400, 0500, ??00)
11 8 Low Beam Right, Fog Light
12 8 Stop lamp, Turn signal lamp, Instrument Cluster, Cruise Control, Relay Window Lift Terminal 86, Tachometer, Relay Auxiliary Fan Terminal 86 (123 545: 0100, 0200, 0400), Control Unit/Heating Water Valve for Climate Control System (123 545 0400), Switch Over Valve Idle Stabilization (123 545 0200), Air Conditioning Compressor (123 545 0200), Relay II Power Windows Terminal 87 a (123 545: 0200, 0500), Climate Control System (123 545 ??00)
13 8 Low Beam Left
14 8 Back-up Lamp, Warning Monitor Terminal 8 / 15, Emission Control, Horn, Fanfares, Overload Protection, Automatic Transmission, Relay Auxiliary Fan Terminal 86, Control Unit/Water Pump/ and Heating Water Valve for Climate Control System, Carburetor Heater (123 545: 0100, 0200, ??00), Exploid Engine Residual Heat Terminal 15 (123 545 ??00), Temperature Gauge Outside (123 545 ??00), Float Chamber Vent Valve (123 545 ??00), Idle Cut-off Valves

Fusecard

123 545 01 00

Mercedes-Benz C-Class w123 - fuse box diagram - fusecard - 123 545 01 00
Mercedes-Benz C-Class w123 – fuse box diagram – fusecard – 123 545 01 00

123 545 02 00

Mercedes-Benz C-Class w123 - fuse box diagram - fusecard - 123 545 02 00
Mercedes-Benz C-Class w123 – fuse box diagram – fusecard – 123 545 02 00

123 545 04 00

Mercedes-Benz C-Class w123 - fuse box diagram - fusecard - 123 545 04 00
Mercedes-Benz C-Class w123 – fuse box diagram – fusecard – 123 545 04 00

123 545 05 00

Mercedes-Benz C-Class w123 - fuse box diagram - fusecard - 123 545 05 00
Mercedes-Benz C-Class w123 – fuse box diagram – fusecard – 123 545 05 00

123 545 06 00

Mercedes-Benz C-Class w123 - fuse box diagram - fusecard - 123 545 06 00
Mercedes-Benz C-Class w123 – fuse box diagram – fusecard – 123 545 06 00

123 545 08 00

Mercedes-Benz C-Class w123 - fuse box diagram - fusecard - 123 545 08 00
Mercedes-Benz C-Class w123 – fuse box diagram – fusecard – 123 545 08 00

123 545 11 00

Mercedes-Benz C-Class w123 - fuse box diagram - fusecard - 123 545 11 00
Mercedes-Benz C-Class w123 – fuse box diagram – fusecard – 123 545 11 00

 

Mercedes-Benz C-Class w123 - fuse box diagram - fusecard
Mercedes-Benz C-Class w123 – fuse box diagram – fusecard

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

Mercedes E class w123 (1977 – 1985) – fuse box diagram (123 545 11 00)

Mercedes E class w123  (240D, 300D, 300TD, 280E and several other models of Mercedes copes, sedans and wagons from model years 1977 – 1985) – fuse box diagram (123 545 11 00)

Year of production: 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985

Fuse box

 

Mercedes w123 (240D, 300D, 300TD, 280W) - fuse box
Mercedes w123 (240D, 300D, 300TD, 280W) – fuse box
Fuse Ampere rating [A] Colour Description
a 16 red (Window lift front right and rear left)
b 16 red (Window lift front left and rear right)
c 16 red (Auxiliary fan)
d 16 red (Sliding roof)
1 8 white Parking/tail lights right/warning buzzer/license plate/instrument/hazard warning switch/heater and ventilation controls/rocker switches/shaft indicator (electronic radio)-illumination
2 8 white Clock, trunk light, diagnostic, switch-over valve seat back arrester,  roof light front and rear, hazard warning system, automatic anenna, illuminated vanity mirror, warning monitor term 5, (electronic radio)
3 8 white Parking and tail light left
4 8 white Cigar lighter, glove compartment light, outside mirror,  radio
16 red Seat heating front
5 Not used
6 16 red Windshield wiper and washer, optical horn
7 8 white High beam right
8 25 blue Blower motor, air conditioning compressor
9 8 white High beam left, high beam indicator
10 16 red Heated rear window (auxiliary heating rear)
25 blue Seat heating rear
11 16 red Low beam right, fog light
12 8 white Stop lamp, turn signal lamp, instrument cluster, relay window lift term. 86, cruise control, tachometer
13 8 white Low beam left
14 8 white Back-up lamp, warning monitor terminal 8, emission control, horn,  switch – over valve overload protection device, autom. transmission relay auxiliary fan. term. 86, control unit/water pump/heating water valve for climate system

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

Mercedes E class w123 – 240D (1982) – fuse box diagram

Mercedes E class w123 – 240D (1982) – fuse box diagram (123 545 06 00)

Mercedes w123 240d - fuse-box
Mercedes w123 – 240d – fuse-box
Fuse Ampere rating [A] Colour Description
a 16 red Window lift (Front right and rear left)
b 16 red Window lift (Front left and rear right)
c 16 red Auxiliary fan
d 16 red Sliding roof
1 8 white Parking and tail lights right, license plate/instrument/hazard warning, switch/heater and ventilation controls (rocker switches/shift indicator/electronic radio)
2 8 white Clock, trunk light, diagnostic, roof light front and rear, hazard warning system, warning monitor term.  5, automatic anenna, switch-over valve, seat back arrester
3 8 white Parking and tail light left
4 8 white Cigar lighter, glove compartment light, radio
16 red Cigar lighter, glove compartment light, radio, seat heating front
5 Not used
6 16 red Windshield wiper and washer, optical horn
7 8 white High beam right
8 16 red Blower motor, (Air conditioning compressor, switch over valve idle stabilization)
9 8 white High beam left, high beam indicator
10 16 red Heated rear window
11 16 red Low beam right, fog light
12 8 white Stop lamp, turn signal lamp, instrument cluster, cruise control (relay window lift term. 86, tachometer
13 8 white Low beam left
14 8 white Back-up lamp, warning monitor terminal 8, emission control, horn, overload protection (auto trans.(, relay auxiliary fan terminal 86, control unit, water pump and heating water valve for climate control system

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

Mercedes E class w123 – 300D (1987) – fuse box diagram

Mercedes w123 – 300d (1987) – fuse box diagram

Marcedes S class w123 -fuse box diagram
Marcedes S class w123 -fuse box diagram
Fuse Ampere rating [A] Circuit protected
1 16 Auxiliary fan
2 8 Clock, Turn signal/hazard lamps, Radio, Power seats, Warning system, Courtesy lamps, Illumination Cluster/Center Console
3 30 Rear defogger
4 8 Headlamps (High low beam)
5 8 Automatic Climate Control, Transmission kick-down, Stop lamps/Backup lamps, Auxiliary fan
6 8 Courtesy lamps, Ani-lock brake system, Stop lamps/Backup lamps, Cruise control, Warning system, Warning indicators
7 8 Horn, Rear defogger,  Turn signal/hazard lamps
8 16 Outside heated mirrors, Anti-theft alarm system
9 8 Lamps: Park/TailMarker/License
10 8 Fog lamps
11 8 Headlamp wiper/washer, Lamps: Park/TailMarker/License, Illumination instrument: cluster, central console
12 8 Headlamps (Left: Low beam)
13 8 Headlamps (Right: Low beam, indicator)
14 8 Headlamps (Left: High beam)
15 8 Central locking system, Anti-theft alarm system, Power seats, Courtesy lights, Truck lamps, Automatic Antenna
16 25 Blower control/ Not used
17 16 Headlamps/Fog lamps, Wiper/washer, Headlamps wiper/washer, Power windows, Power seats
18 8 Glove box lamp, Wiper/washer (washer jet heaters), Front cigar lighter, Radio
19 16 Sliding roof, Heated seats, Orthopedic seats
a 25 Power seats
b 25 Power seats
c 25 Power Windows
d 25 Power Windows

Relays

Relay code Relay use
A Exterior lamp Failure Monitoring Unit
B Combination Relay (Turn signal, hazard lamps, wiper/washer)
C High speed relay (auxiliary fan)
D Low speed relay (auxiliary fan)
E Air pump Clutch (Electronic engine control/air injection management) – gasoline engine only
F Headlamp washer relay (Headlamp Wiper/washer)
G Power seat diode (Power seats)
H Power seat relay
I Power window relay (power windows)
K Auxiliary fuse holder (Anti-theft alarm system)

 

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

Mercedes E class w123 – 280E (1977) – fuse box diagram

Mercedes w123 – 280E (1977) – USA Version – fuse box diagram

Mercedes w123 (280E) -fuse box
Mercedes w123 (280E) -fuse box
Fuse Ampere rating [A] Colour Description
a 16 red Power windows a front right/rear left
b 16 red Power windows a front left/rear right
c 16 red Auxiliary fan
25 blue Auxiliary heating
d 16 red Sliding roof
1 8 white Parking/tail lights right, license plate/instrument/hazard warning switch/heater and ventilation controls/(rocker switches, shift indicator), illumination, side marker lamps
2 8 white Standing light left and right, clock, trunk light, roof light front and rear, hazard warning system, warning monitor term. SF, (automatic anenna)
3 8 white Parking/tail light left
4 8 white Cigar lighter, glove compartmentlight
16 red Radio, seat heating front
5 8 white Air conditioning compressor switch over valve idle stabilization
6 16 red Windshield wiper and washer, optical horn
7 8 white High beam right, high beam indicator
8 16 red Heated rear window
25 blue Seat heating rear
9 8 white High beam left
10 16 red Blower motor
11 16 red Low beam right, fog light
12 8 white Stop lamp, turn signal lamp, instrument cluster, relay auxiliary fan term. 86, (relay power window term. 86 cruise control)
13 8 white Low beam left
14 8 white Back-up lamp, carburetor heater, idle cut-off valves, emission control, warning monitor term. 15, automatic transmission, horn, (fanfares)

 

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