All Wiring Diagrams for Mercedes-Benz 190E 1993 model

AIR CONDITIONING

2.3L

2.3L, Air Conditioning Wiring Diagrams (1 of 2) for Mercedes-Benz 190E 1993

List of elements for 2.3L, Air Conditioning Wiring Diagrams (1 of 2) for Mercedes-Benz 190E 1993:

(behind left side of instrument cluster)
(behind left side of instrument cluster)
Acc
Automatic climate control temperature sensor
Auxiliary fuse (blower motor) 30a
Blend- cold
Blend- warm
Blower motor
Blower motor preresistor group
Circulating pump
Def. long stroke
Def. short stroke
Evaporator temperature sensor
Fresh/ recirc long stroke
Fresh/ recirc short stroke
G202
G202 (behind left side of instrument cluster)
Hot at all times
Htr- close
Htr- open
Ignition switch
Iii
In-car temperature sensor
In-car temperature sensor aspirator
Interior lights system
Leg flap
Lower switch- over valve unit
Max
Max i
Nca
Off
On some vehicles wire may connect directly to g202
Outside temperature sensor
Red
Right front door switch
Run
Start
Tempmatic air volume switch
Tempmatic feedback potentiometer
Tempmatic pushbutton control unit
Test connector
Upper switch- over valve unit

2.3L, Air Conditioning Wiring Diagrams (2 of 2) for Mercedes-Benz 190E 1993

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List of elements for 2.3L, Air Conditioning Wiring Diagrams (2 of 2) for Mercedes-Benz 190E 1993:

(lower left of engine compartment)
100 c temperature switch (top front of engine)
40a
A/c compressor
A/c compressor pressure switch
Auxiliary fan
Auxiliary fan preresistor
Auxiliary fan preresistor relay
Auxiliary fan relay (in auxiliary relay box)
Battery
Cis-e control unit (right side of component compartment)
Compressor cutout control unit (right side of component compartment)
Diagnostic socket (left side of inner fender)
Electrical center
Electromagnetic engine fan clutch (on engine fan)
Fuse 1 16a
Fuse 1 8a
Fuse 10 8a
Fuse 11 8a
Fuse 3 16a
G100 (left front corner of engine compartment)
G102 (left front wheelhouse)
G103 (right side of component compartment)
Hot at all times
Hot in run
Hot in run or start
Magnetic clutch
Nca
Red
Refrigerant pressure switch (left front of engine compartment)
Rpm sensor
Seat belt warning module (behind left kick panel)
Solid state
Terminal block

2.6L

2.6L, Air Conditioning Wiring Diagrams (1 of 2) for Mercedes-Benz 190E 1993

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List of elements for 2.6L, Air Conditioning Wiring Diagrams (1 of 2) for Mercedes-Benz 190E 1993:

(behind left side of instrument cluster)
(behind left side of instrument cluster)
Acc
Automatic climate control temperature sensor
Auxiliary fuse (blower motor) 30a
Blend- cold
Blend- warm
Blower motor
Blower motor preresistor group
Circulating pump
Def. long stroke
Def. short stroke
Evaporator temperature sensor
Fresh/ recirc long stroke
Fresh/ recirc short stroke
G202
G202 (behind left side of instrument cluster)
Hot at all times
Htr- close
Htr- open
Ignition switch
Iii
In-car temperature sensor
In-car temperature sensor aspirator
Interior lights system
Leg flap
Lower switch- over valve unit
Max
Max i
Nca
Off
On some vehicles wire may connect directly to g202
Outside temperature sensor
Red
Right front door switch
Run
Start
Tempmatic air volume switch
Tempmatic feedback potentiometer
Tempmatic pushbutton control unit
Test connector
Upper switch- over valve unit

2.6L, Air Conditioning Wiring Diagrams (2 of 2) for Mercedes-Benz 190E 1993

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List of elements for 2.6L, Air Conditioning Wiring Diagrams (2 of 2) for Mercedes-Benz 190E 1993:

(left side of front inner fender)
(lower left of engine compartment)
(right side of component compartment)
40a
A/c clutch
A/c compressor
Auxiliary fan preresistor
Auxiliary fan preresistor relay
Auxiliary fan relay (in auxiliary relay box)
Battery
Comp enable
Diagnostic
Diagnostic socket/ terminal block
Electrical center
Engine system control unit (mas) (right side of component compartment)
Fuse 1 25a
Fuse 11 8a
Fuse 2 8a
Fuse 3 16a
G102 (left front wheelhouse)
Hot at all times
Hot in run
Hot in run or start
Left auxiliary fan
Magnetic clutch
Red
Refrigerant pressure switch (left front of engine compartment)
Refrigerent pressure switch
Right auxiliary fan
Rpm sensor
Seat belt warning module (behind left kick panel)
Terminal block
Test connection for diagnosis
Transmission system (w/ a/t)

ANTI-LOCK BRAKES

Anti-Lock Brakes Wiring Diagram for Mercedes-Benz 190E 1993

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List of elements for Anti-Lock Brakes Wiring Diagram for Mercedes-Benz 190E 1993:

(left front corner of engine compartment)
(left side of component compartment)
(on hydraulic unit bracket)
(right side of
(right side of component compartment)
10a
30a
87e
87l
Abs control unit (right side of component compartment)
Abs hydraulic unit
Abs ind
Abs warning ind.
Braid
Brake light sw
Charging system
Compartment)
Component
Copper
Differential rear speed sensor
Electrical center
Engine running sig
Fuse 8a
G100
G103
Grd
Ground
Hot at all times
Hot in run or start
Instrument cluster
Left front wheel speed sensor
Lf sol valve
Lf sol vlv
Lf spd snsr
Lf spd snsr grd
Overvoltage protection relay
Pnk
Power
Pump on input
Pump rly ctrl
Rear axle sol valve
Rear axle sol vlv
Rear spd snsr
Rear spd snsr grd
Red
Return pump
Return pump relay
Rf sol valve
Rf sol vlv
Rf spd snsr
Rf spd snsr grd
Right front wheel speed sensor
Solenoid valve relay
Solid state
Stop light switch (top of brake pedal support)
Stop lights
Terminal block (behind left kick panel)
Twisted pair
Twisted pairs
Vlv relay status
Vlv rly ctrl

Traction Control Wiring Diagram for Mercedes-Benz 190E 1993

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List of elements for Traction Control Wiring Diagram for Mercedes-Benz 190E 1993:

(left front corner of engine compartment)
(left side of component compartment)
(on center console)
(on hydraulic unit bracket)
(right side
(right side of
(right side of component compartment)
10a
30a
87e
87l
Abs ind
Abs warning ind.
Abs/asr control unit (right side of component compartment)
Abs/asr hydraulic unit
Accelerator control unit
Asr function ind
Asr function indicator
Asr ind
Asr warning ind.
Braid
Brake light sw
Charging system
Compartment)
Component
Copper
Electrical center
Electronic
Engine running sig
Exterior lamp switch
Fuse 8a
G100
G103
Grd
Hot at all times
Hot in run or start
Instrument cluster
Left front wheel speed sensor
Left rear wheel speed sensor
Lf sol valve
Lf sol vlv
Lf spd snsr
Lf spd snsr grd
Lr sol valve
Lr sol vlv
Lr spd snsr
Lr spd snsr grd
Motor voltage
Nca
Normal ind
Of component compartment)
Overvoltage protection relay
Power
Press pump ctrl
Pressure input
Pressure switch
Pressurizing pump (below master cylinder)
Red
Return/pressure pump motor
Return/pressure pump relay
Rf sol valve
Rf sol vlv
Rf spd snsr
Rf spd snsr grd
Rheostat
Right front wheel speed sensor
Right rear wheel speed sensor
Rly ctrl
Rr sol valve
Rr sol vlv
Rr spd snsr
Rr spd snsr grd
Snow chain ind
Snow chain logic switch
Solenoid valve relay
Solid state
Stop light switch (top of brake pedal support)
Stop lights
Sw-over sol vlv
Switched power
Switchover sol valve
Terminal block (behind left kick panel)
Throttle position
Throttle reduction
Vlv rly

ANTI-THEFT

Anti-theft Wiring Diagram for Mercedes-Benz 190E 1993

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List of elements for Anti-theft Wiring Diagram for Mercedes-Benz 190E 1993:

(right side of component compartment)
16a
A-t in
Alarm horn
Anti-theft alarm control unit (under right front footrest)
Anti-towing sensor (under left side of rear bench seat)
Arm
Arm in
Auxiliary fuse holder
Auxiliary relay box (left side of component compartment)
Brakes in
C 1995 vftc
Control
Disarm
Disarm in
Dome lamp
Electrical center (left side of component compartment)
Eliminated as of chassis end number f256525
Exterior lights system
Fuse 8a
Fuse 9 8a
G103
G103 (right side of component compartment)
G202 (behind left side of instrument cluster)
G402 (left side of trunk, behind panel)
Ground
Headlamp out
Headlights system
Hood in
Hood switch
Horn out
Hot at all times
Hot in run or start
Ign
Interior lights system
Internal terminal block (left front footwell, behind left kick panel)
Lamp out
Left front door actuator
Left front door switch
Left rear door switch
Lf door
Not used
Power in
Radio
Radio in
Rear dome lamp
Rear door in
Red
Rf door
Rf door in
Right front door actuator
Right front door switch
Right rear door switch
Stop lamp switch (closed w/ brake pedal depressed)
Trunk
Trunk in
Trunk lamp with switch (switch closes when trunk lid is raised)
Trunk lid lock actuator

COMPUTER DATA LINES

Diagnostic Socket Wiring Diagram for Mercedes-Benz 190E 1993

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List of elements for Diagnostic Socket Wiring Diagram for Mercedes-Benz 190E 1993:

(front of
(left front
(left side
(left side of engine
(left side of engine compart- ment on
(part of diagnostic socket/ terminal block)
(right of steering column)
(right side of component compartment, behind battery)
Accy
C 1995 vftc
Cis-e control unit (right side of component compartment, behind battery)
Coil wire
Compartment,
Compressor cut-out control unit
Diagnostic socket
Diagnostic socket/ nca
Electrical center
Electronic ignition control unit (left side of engine compartment, on inner fender)
Engine
Engine systems control unit
Fender)
Fuse 13 8a
Fuse 9 8a
G106 (behind left
Headlamp)
High voltage distributor
Hot at all times
Ignition coil
Ignition/ starter switch
Inner
Lambda output
Nca
Of component compartment)
Off
On inner fender)
Pri
Red
Red/
Run
S11
Sec
Side of engine compartment)
Start
Tdc sensor
Terminal block

Test Connector Wiring Diagram for Mercedes-Benz 190E 1993

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List of elements for Test Connector Wiring Diagram for Mercedes-Benz 190E 1993:

(right side
(right side of component compartment)
(w/ blink code)
87l
C 1995 vftc
California
Cis-e control unit (right side of component compartment, in module box)
Engine systems control unit (left side of engine compartment, on inner fender)
Federal
For diagnosis
G103 (right side of component compartment)
Nca
Of component compartment)
Overvoltage protection relay
Red
Test connection
Test connection for diagnosis

COOLING FAN

2.3L

2.3L, Cooling Fan Wiring Diagram for Mercedes-Benz 190E 1993

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List of elements for 2.3L, Cooling Fan Wiring Diagram for Mercedes-Benz 190E 1993:

(behind
(left front of engine compart- ment)
100 c tempera- ture switch (top front of engine)
1994 vftc c
40a fuse
A/c compressor control unit (behind battery)
Aux fan pre- resistor (lower left corner of engine compartment)
Auxiliary fan relay
Auxiliary fan (front of engine, behind grille)
Auxiliary relay box
Battery
Double contact relay for auxiliary fan, magnetic clutch for engine fan
Electrical center (left side of component compartment)
Electro- magnetic engine fan clutch (center of engine fan)
Fuse
Fuse 16a
Fuse 16a (with heated seats or fuse bridge) 8a (without heated seats)
G100 (left front of engine compartment)
G100 (left side of engine compartment)
G101 (right side of engine compartment)
G202
Hot at all times
Hot in run
Hot in run or start
Left heated wind- shield washer nozzle
Left side of dash)
Red
Refrigerant high pressure switch
Right heated wind- shield washer nozzle
Tachometer
Temp- matic temp sensor (top right side of engine)
Tempmatic push- button control unit (center of dash)
Test connector (right side of component compartment)

2.6L

2.6L, Cooling Fan Wiring Diagram for Mercedes-Benz 190E 1993

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List of elements for 2.6L, Cooling Fan Wiring Diagram for Mercedes-Benz 190E 1993:

(left front wheelhouse)
(lower left of engine compartment)
1995 vftc c
40a
Auxiliary fan preresistor
Auxiliary fan preresistor relay
Auxiliary fan relay
Auxiliary relay box (left side of component compartment)
Electrical center (left side of component compartment)
Fuse 1 25a
Fuse 2 8a
Fuse 3 16a
G102
Hot at all times
Hot in run
Left auxiliary fan
Red
Refrigerant high pressure switch (left front of engine compartment)
Right auxiliary fan
Tempmatic push-button control unit
Terminal block (rear of right front shock tower)

CRUISE CONTROL

Cruise Control Wiring Diagram, A/T for Mercedes-Benz 190E 1993

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List of elements for Cruise Control Wiring Diagram, A/T for Mercedes-Benz 190E 1993:

* w/ heated seats or fuse bridge ** w/o heated seats
(behind left side of instrument cluster)
16a * 8a **
Acc/ set
Backup lamps
C 1995 vftc
Cntrl in
Cntrl out
Control trans- mission
Cruise control actuator (right side of engine)
Cruise control amplifier (under right front footrest)
Cruise control switch
Dec/ set
Disengage
Electrical center (left side of component compartment)
Feedback
Feedback in
Fuse 10
Fuse 9 8a
G202
G202 (behind left side of instrument cluster)
Ground
Hall-effect speed sensor (rear of instrument cluster)
Hot in run or start
Internal terminal block (left front footwell, behind left kick panel)
Mtr cntrl out
Multipoint connector (behind right side of instrument cluster)
Off
Red
Reference resistor
Release clutch
Resume
Stop lamp
Stop lamp switch (closed w/ brake pedal depressed)
Veh speed in

Cruise Control Wiring Diagram, M/T for Mercedes-Benz 190E 1993

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List of elements for Cruise Control Wiring Diagram, M/T for Mercedes-Benz 190E 1993:

* w/ heated seats or fuse bridge ** w/o heated seats
(2.6l) (2.3l)
(behind left side of instrument cluster)
16a * 8a **
2.3l
2.3l only
2.6l
Acc/ set
Backup lamps
C 1995 vftc
Clutch pedal switch (open w/ clutch pedal depressed)
Cntrl in
Cntrl out
Control trans- mission
Cruise control actuator (right side of engine)
Cruise control amplifier (under right front footrest)
Cruise control switch
Dec/ set
Disengage
Electrical center (left side of component compartment)
Engine controls system
Feedback
Feedback in
Fuse 10
Fuse 9 8a
G202
G202 (behind left side of instrument cluster)
Ground
Hall-effect speed sensor (rear of instrument cluster)
Hot in run or start
Internal terminal block (left front footwell, behind left kick panel)
Mtr cntrl out
Multipoint connector (behind right side of instrument cluster)
Off
Pin #14 not used w/ 2.3l
Red
Reference resistor
Release clutch
Resume
Stop lamp
Stop lamp switch (closed w/ brake pedal depressed)
Veh speed in

DEFOGGERS

Defogger Wiring Diagram for Mercedes-Benz 190E 1993

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List of elements for Defogger Wiring Diagram for Mercedes-Benz 190E 1993:

(behind left side of instrument cluster)
(w/ sunroof) (w/o sunroof)
A10
Braid
C 1995 vftc
Combination relay
Electrical center (left side of component compartment)
Fuse 19 16a 8a
Fuse 6 16a
G202
G202 (behind left side of instrument cluster)
Heated rear window element
Heated rear window switch
Hot at all times
Hot in accy,run or start
Off
Solid state

ENGINE PERFORMANCE

2.6L

2.6L, Engine Performance Wiring Diagrams, A/T California (1 of 2) for Mercedes-Benz 190E 1993

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List of elements for 2.6L, Engine Performance Wiring Diagrams, A/T California (1 of 2) for Mercedes-Benz 190E 1993:

(left front corner
(right side of
Cis-e control unit
Coolant temperature sensor
Crankshaft position sensor
Diagnostic connector
Diagnostic socket
Distributor
Electronic ignition control unit (ezl)
Exterior lights system (back-up light switch)
Fuse 8a
Fuse/ relay box
G100 (left front corner of engine compartment)
G100 (left front fender)
G100 of engine compartment)
G102 (left front wheelhouse)
G102 (left wheelhouse)
G108 (left headlight unit)
G120 (right side of component compartment)
G120 component compartment)
G206 (behind i/p)
Hall-effect speed sensor
Hot at all times
Hot in run and start
Ignition coil
Multipoint connector
Nca
Pnk/red
Red
Resistance trimming coupling
Shield
Spark plugs
Tdc sensor
Terminal block
Throttle valve switch

2.6L, Engine Performance Wiring Diagrams, A/T California (2 of 2) for Mercedes-Benz 190E 1993

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List of elements for 2.6L, Engine Performance Wiring Diagrams, A/T California (2 of 2) for Mercedes-Benz 190E 1993:

10a
30a
87e
87l
Air flow sensor
Air pump switchover valve
Automatic transmission kick-down valve
Battery (+)
Check engine ind
Deceleration shut-off micro switch
Electro-hydraulic actuator (eha)
Electro-magnetic air pump clutch
Electro-magnetic clutch
Engine systems control unit (mas)
Fuel pump 1
Fuel pump 2
Fuse/relay box
G100 (left front corner of engine compartment)
G120 (right side of component compartment)
G402 (left rear wheel well)
Heated oxygen sensor
Idle speed air valve
Instrument cluster
Instrument cluster system (tachometer)
Instrumnet cluster system
Intake air
Kick-down switch
Overvoltage protection relay
Pnk/red
Red
Sensor
Shift point retard solenoid valve
Starting system
Starting valve
Switch-over valve (arf)
Switch-over valve (regeneration)
Temperature
Transmission shift point increase relay

2.6L, Engine Performance Wiring Diagrams, A/T Federal (1 of 2) for Mercedes-Benz 190E 1993

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List of elements for 2.6L, Engine Performance Wiring Diagrams, A/T Federal (1 of 2) for Mercedes-Benz 190E 1993:

(left front
(right side of
Cis-e control unit
Coolant temperature sensor
Crankshaft position sensor
Diagnostic connector
Diagnostic socket
Distributor
Electronic ignition control unit (ezl)
Exterior lights system (back-up light switch)
Fuse 8a
Fuse/ relay box
G100 (left front corner of engine compartment)
G100 (left front fender)
G100 corner of engine compartment)
G102 (left front wheelhouse)
G102 (left wheelhouse)
G108 (left headlight unit)
G120 (right side of component compartment)
G120 component compartment)
G206 (behind i/p)
Hall-effect speed sensor
Hot at all times
Hot in run and start
Ignition coil
Multipoint connector
Nca
Pnk/red
Red
Resistance trimming coupling
Shield
Spark plugs
Tdc sensor
Terminal block
Throttle valve switch

2.6L, Engine Performance Wiring Diagrams, A/T Federal (2 of 2) for Mercedes-Benz 190E 1993

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List of elements for 2.6L, Engine Performance Wiring Diagrams, A/T Federal (2 of 2) for Mercedes-Benz 190E 1993:

10a
30a
87e
87l
Air flow sensor
Air pump switchover valve
Automatic transmission kick-down valve
Battery (+)
Check engine ind
Deceleration shut-off micro switch
Electro-hydraulic actuator (eha)
Electro-magnetic air pump clutch
Electro-magnetic clutch
Engine systems control unit (mas)
Fuel pump 1
Fuel pump 2
Fuse/relay box
G100 (left front corner of engine compartment)
G120 (right side of component compartment)
G402 (left rear wheel well)
Heated oxygen sensor
Idle speed air valve
Instrument cluster
Instrument cluster system (tachometer)
Instrumnet cluster system
Intake air
Kick-down switch
Overvoltage protection relay
Pnk/red
Red
Sensor
Shift point retard solenoid valve
Starting system
Starting valve
Switch-over valve (arf)
Switch-over valve (regeneration)
Temperature
Transmission shift point increase relay

2.6L, Engine Performance Wiring Diagrams, M/T California (1 of 2) for Mercedes-Benz 190E 1993

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List of elements for 2.6L, Engine Performance Wiring Diagrams, M/T California (1 of 2) for Mercedes-Benz 190E 1993:

(left front
(right side of
Cis-e control unit
Coolant temperature sensor
Crankshaft position sensor
Diagnostic connector
Diagnostic socket
Distributor
Electronic ignition control unit (ezl)
Exterior lights system (back-up light switch)
Fuse 8a
Fuse/ relay box
G100 (left front corner of engine compartment)
G100 (left front fender)
G100 corner of engine compartment)
G102 (left front wheelhouse)
G102 (left wheelhouse)
G108 (left headlight unit)
G120 (right side of component compartment)
G120 component compartment)
G206 (behind i/p)
Hall-effect speed sensor
Hot at all times
Hot in run and start
Ignition coil
Multipoint connector
Nca
Pnk/red
Red
Resistance trimming coupling
Shield
Spark plugs
Tdc sensor
Terminal block
Throttle valve switch

2.6L, Engine Performance Wiring Diagrams, M/T California (2 of 2) for Mercedes-Benz 190E 1993

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List of elements for 2.6L, Engine Performance Wiring Diagrams, M/T California (2 of 2) for Mercedes-Benz 190E 1993:

10a
30a
87e
87l
Air flow sensor
Air pump switchover valve
Battery (+)
Check engine ind
Deceleration shut-off micro switch
Electro-hydraulic actuator (eha)
Electro-magnetic air pump clutch
Electro-magnetic clutch
Engine systems control unit (mas)
Fuel pump 1
Fuel pump 2
Fuse/relay box
G100 (left front corner of engine compartment)
G120 (right side of component compartment)
G402 (left rear wheel well)
Heated oxygen sensor
Idle speed air valve
Instrument cluster
Instrument cluster system (tachometer)
Instrumnet cluster system
Intake air
Overvoltage protection relay
Pnk/red
Red
Sensor
Starting system
Starting valve
Switch-over valve (arf)
Switch-over valve (regeneration)
Temperature

2.6L, Engine Performance Wiring Diagrams, M/T Federal (1 of 2) for Mercedes-Benz 190E 1993

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List of elements for 2.6L, Engine Performance Wiring Diagrams, M/T Federal (1 of 2) for Mercedes-Benz 190E 1993:

(left front
(right side of
Cis-e control unit
Coolant temperature sensor
Crankshaft position sensor
Diagnostic connector
Diagnostic socket
Distributor
Electronic ignition control unit (ezl)
Exterior lights system (back-up light switch)
Fuse 8a
Fuse/ relay box
G100 (left front corner of engine compartment)
G100 (left front fender)
G100 corner of engine compartment)
G102 (left front wheelhouse)
G102 (left wheelhouse)
G108 (left headlight unit)
G120 component compartment)
G206 (behind i/p)
Hall-effect speed sensor
Hot at all times
Hot in run and start
Ignition coil
Multipoint connector
Nca
Pnk/red
Red
Resistance trimming coupling
Shield
Spark plugs
Tdc sensor
Terminal block
Throttle valve switch

2.6L, Engine Performance Wiring Diagrams, M/T Federal (2 of 2) for Mercedes-Benz 190E 1993

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List of elements for 2.6L, Engine Performance Wiring Diagrams, M/T Federal (2 of 2) for Mercedes-Benz 190E 1993:

10a
30a
87e
87l
Air flow sensor
Air pump switchover valve
Battery (+)
Check engine ind
Deceleration shut-off micro switch
Electro-hydraulic actuator (eha)
Electro-magnetic air pump clutch
Electro-magnetic clutch
Engine systems control unit (mas)
Fuel pump 1
Fuel pump 2
Fuse/relay box
G100 (left front corner of engine compartment)
G120 (right side of component compartment)
G402 (left rear wheel well)
Heated oxygen sensor
Idle speed air valve
Instrument cluster
Instrument cluster system (tachometer)
Instrumnet cluster system
Intake air
Overvoltage protection relay
Pnk/red
Red
Sensor
Starting system
Starting valve
Switch-over valve (arf)
Switch-over valve (regeneration)
Temperature

EXTERIOR LIGHTS

Exterior Light Wiring Diagram for Mercedes-Benz 190E 1993

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List of elements for Exterior Light Wiring Diagram for Mercedes-Benz 190E 1993:

49a
58l
58r
A/t
Anti-theft system
Audible turn signal indicator
B10
B14
B15
Backup
Backup lamp switch (part of gearshift assembly)
C10
C11
C12
C14
Center high mounted stop lamp
Combination relay
Combination switch
D12
Electrical center
Exterior lamp switch
Fuse 8a
G10
G106 (lower left front of engine compt)
G107 (lower right front of engine compt)
G202 (behind left side of instrument cluster)
G402 (left side of trunk, below hinge)
G403 (right rear corner of trunk, behind panel)
Hazard flasher switch
Head
Headlamp washer relay (auxiliary relay box)
Headlamp wiper/ washer
Hot at all times
Hot in off & acc
Hot in run or start
Instrument cluster
K30
Left headlamp unit
Left taillamp unit
Left turn indicator
M/t
Marker
Nca
Off
P30
Park
Power distribution system (fuse 16)
Red
Right headlamp unit
Right license plate lamp
Right taillamp unit
Right turn indicator
S13
Shift pattern illumination
Standing/ parking/ turn lamp
Starter lock-out backup lamp switch (lower left side of transmission)
Stop
Stop lamp switch (above brake pedal, on bracket)
Tail
Turn
Turn signal switch
Warning system

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 5) for Mercedes-Benz 190E 1993

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List of elements for Ground Distribution Wiring Diagram (1 of 5) for Mercedes-Benz 190E 1993:

Auxiliary fan relay
Auxillary relay box
C 1995 vftc
Coolant temperature sensor (ezl/ cis-e)
Diagnostic socket
Electronic ignition control unit (ezl)
Fog lamp
G100 (left side of engine compartment, on inner fender panel)
G106 (lower left front of engine compartment)
G107 (lower right front of engine compartment)
G125 (top front of engine)
Headlamp washer pump
Headlamp washer relay
High and low beams
Left auxiliary fan
Left headlamp unit
Left headlamp wiper motor
Left heated windshield washer nozzle
Nca
Refrigerant high pressure switch
Right auxiliary fan
Right front brake pad wear sensor
Right headlamp unit
Right headlamp wiper motor
Right heated windshield washer nozzle
Standing/ parking lamp
Turn signal lamp
Two- tone horn
Windshield washer pump

Ground Distribution Wiring Diagram (2 of 5) for Mercedes-Benz 190E 1993

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List of elements for Ground Distribution Wiring Diagram (2 of 5) for Mercedes-Benz 190E 1993:

(m/t)
(w/o asr)
Abs control unit
Abs hydraulic unit
Abs/ asr control unit
Abs/ asr hydraulic unit
Air injection pump switchover valve
Alarm horn
Anti- theft alarm control unit
Battery
C 1995 vftc
Cis-e control unit
Copper braid
Electro- magnetic air injection pump clutch
Electronic accelerator control unit
Engine systems control unit (mas)
Front dome/ reading lamp (with shut-off delay)
G103 (right side of component compartment)
G110 (left front corner of engine compartment)
G110 (left front corner of engine compartment, on hydraulic unit bracket)
G908 (behind front dome/reading lamp)
Heated oxygen sensor
Hood switch (anti- theft alarm)
Left sun visor illumination
Nca
Over- voltage protection relay
Right front door switch (anti- theft alarm)
Right sun visor illumination
Snow chain logic switch
Starting valve
Stop lamp switch (asd/asr)
Temperature switch
Test connector for diagnosis
Throttle valve switch

Ground Distribution Wiring Diagram (3 of 5) for Mercedes-Benz 190E 1993

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List of elements for Ground Distribution Wiring Diagram (3 of 5) for Mercedes-Benz 190E 1993:

Auxiliary relay box
Blower motor preresistor group
Blower switch (tempmatic)
C 1995 vftc
Coolant level switch
Cruise control actuator
Cruise control amplifier
Daytime running lamp control unit (canada only)
Driver seat belt buckle switch (air bag/etr)
Front passenger seat belt buckle switch (etr)
Hall- effect speed sensor
Hazard flasher switch
Heated rear window switch
Instrument cluster
Left front backrest heater
Left front door switch (anti- theft alarm)
Left front seat heater relay
Left front seat heater switch
Left head restraint adjustment relay
Left heated outside mirror
Left rear door switch
Lower switchover valve unit
Nca
Outside mirror control switch
Power seat relay
Right front backrest heater
Right front seat heater relay
Right front seat heater switch
Right head restraint adjustment relay
Right rear door switch
Right rear view mirror
To g202
Warning buzzer switch
Washer fluid level switch
X54/1
X55/1

Ground Distribution Wiring Diagram (4 of 5) for Mercedes-Benz 190E 1993

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List of elements for Ground Distribution Wiring Diagram (4 of 5) for Mercedes-Benz 190E 1993:

(not used)
(w/ memory)
(w/o memory)
Aspirator blower
Brake fluid level switch
C 1995 vftc
Combination relay
Electrical center
From a instrument cluster
Front cigar lighter
G202 (behind left side of instrument cluster)
Glove box lamp switch
Left front brake pad wear sensor
Left front door actuator
Left front door switch
Left front power seat switch
Left front power window switch
Left front seat memory control unit
Nca
Parking brake switch
Power window relay
Radio
Rear dome lamp switch
Rear power windows safety switch
Right front door switch
Right front power seat switch
Right front power window switch
Sliding roof switch
Tempmatic pushbutton control unit
Warning module
Wiper motor

Ground Distribution Wiring Diagram (5 of 5) for Mercedes-Benz 190E 1993

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List of elements for Ground Distribution Wiring Diagram (5 of 5) for Mercedes-Benz 190E 1993:

Automatic antenna
Backup lamp
C 1995 vftc
Cd changer unit
Center high mounted stop lamp
Fuel level sensor
Fuel pump 1
Fuel pump 2
G402 (left side of trunk, below hinge)
G403 (right rear corner of trunk, behind panel)
Left license plate lamp
Left rear brake pad wear sensor
Left side marker
Left taillamp unit
Right license plate lamp
Right rear brake pad wear sensor
Right side marker
Right taillamp unit
Shift pattern illumination (a/t only)
Sliding/ pop-up roof motor
Sliding/ pop-up roof switch
Stop lamp
Tail/ parking lamp
Transmit/ receive unit
Trunk lamp with switch
Turn signal lamp

HEADLIGHTS

Headlight Wiring Diagram, with DRL for Mercedes-Benz 190E 1993

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List of elements for Headlight Wiring Diagram, with DRL for Mercedes-Benz 190E 1993:

58l
58r
Alternator
Battery
C 1995 vftc
C11
C14
Combination switch
Daytime driving lamp control unit (under left side of dash panel)
Electrical center
Electrical center (left side of component compartment)
Exterior lamp switch
Exterior lights system
Flash
Fog
Fog lamp
Fuse 16a
Fuse 8 or 16a
Fuse 8a
G10
G101 (right side of component compartment)
G106 (at left headlamp unit)
G107 (at right headlamp unit)
G12
G202 (behind left side of instrument cluster)
G402 (left side of trunk, below hinge)
G403 (right rear corner of trunk, behind panel)
Head
High
High beam indicator
Hot in accy, run or start
Hot in off or accy
Hot in run or start
Instrument cluster
Internal terminal block (left front footwell, behind left kick panel)
K30
Left headlamp unit
Left license plate lamp
Left taillamp unit
Low
Off
P30
Park
Red
Right headlamp unit
Right license plate lamp
Right taillamp unit
S10
S13
Standing/ parking
Terminal block (rear of right shock tower)
Turn signal

Headlight Wiring Diagram, without DRL for Mercedes-Benz 190E 1993

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List of elements for Headlight Wiring Diagram, without DRL for Mercedes-Benz 190E 1993:

58l
C 1995 vftc
Combination switch
Electrical center
Electrical center (left side of component compartment)
Exterior lamp switch
Flash
Fog
Fog lamp
Fuse 16a
Fuse 8a
G106 (at left headlamp unit)
G107 (at right headlamp unit)
G12
G202 (behind left side of instrument cluster)
Head
High
High beam indicator
Hot at all times
Hot in accy, run or start
Instrument cluster
Left headlamp unit
Low
Not used
Off
Park
Right headlamp unit
S10

HORN

Horn Wiring Diagram for Mercedes-Benz 190E 1993

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List of elements for Horn Wiring Diagram for Mercedes-Benz 190E 1993:

(2.3l) (2.6l)
(left front of engine compartment)
(right front of engine compartment)
C 1995 vftc
Electrical center (left side of component compartment)
Fuse 8a
G100
G101
Horn contact
Hot in run or start
Two tone horn (behind grille)

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Mercedes-Benz 190E 1993

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List of elements for Instrument Cluster Wiring Diagram for Mercedes-Benz 190E 1993:

(behind left side of i/p)
(right side of component compt, behind battery)
(top of brake fluid reservoir)
56a
58d
8/16a
Abs indicator
Anti-lock brakes system
Asr function indicator
Asr indicator
Audible turn signal indicator
B10
B11
B12
B13
B14
B15
Brake fluid & park brake indicator
Brake fluid level switch
Brake pad wear indicator
C13
Charge indicator
Check engine indicator
Cis-e control unit
Coolant level indicator
Coolant level switch (on side of coolant reservoir)
Coolant temperature gauge
Coolant temperature sensor (front of engine, behind thermostat housing)
D10
D13
D16
Electrical center (left side of component compt)
Electronic clock/ tachometer
Engine controls system
Engine systems control unit (mas)
Exterior lights system
Fuel gauge
Fuel level sensor (top of fuel tank)
Fuel reserve indicator
Fuse 9
G107 (lower right front of engine compt)
G202
G202 (behind left side of i/p)
G402 (left side of trunk, below hinge)
Headlights system
High beam indicator
Hot at all fuse 13 times
Hot in run or fuse 10 start
Hot in run or start
Illumination
Indicator air bag
Instrument cluster
Interior lights system
Left brake pad wear sensor (in left front brake pad)
Left heated windshield washer nozzle
Left turn indicator
Nca
Oil level indicator
Oil level switch (left side of oil pan)
Oil pressure gauge
Oil pressure sensor (on oil filter housing)
Parking brake switch (under parking brake lever)
Pnk
Radio
Red
Rheostat
Right brake pad wear sensor (in right front brake pad)
Right turn indicator
Starting/charging system
Warning module (behind left kick panel)
Washer fluid level switch (wind- shield fluid reservoir)
Windshield washer fluid indicator

INTERIOR LIGHTS

Interior Light Wiring Diagram (1 of 2) for Mercedes-Benz 190E 1993

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List of elements for Interior Light Wiring Diagram (1 of 2) for Mercedes-Benz 190E 1993:

(left side of trunk, below hinge)
58r
58d
Anti-theft system
Ashtray illumination
Automatic antenna
B13
C16
Center
Dome lamp
Dome/reading lamps
Electrical
Electrical center
Exterior lamp switch
Fuse 8a
Fuse 8a/16a
G10
G202 (behind left side of instrument cluster)
G402
G402 (left side of trunk, below hinge)
G908 (behind front dome lamp)
Glove box lamp
Glove box lamp switch
Hazard flasher switch
Head
Hot acc, run or start
Hot at all times
Hot in off & acc
Hot in run or start
Illumination
Instrument cluster
Interior terminal block x5/1 (behind left kick panel)
K30
Left front door switch
Left rear door switch
Left vanity lamp
Nca
Off
P30
Park
Radio
Reading lamp
Rear dome lamp
Rear dome lamp switch
Red
Rheostat
Right front door switch
Right rear door switch
Right vanity lamp
Seat belt indicators
Shift pattern illumination
To terminal block x6
Trunk lamp
Warning module (behind left kick panel)

Interior Light Wiring Diagram (2 of 2) for Mercedes-Benz 190E 1993

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List of elements for Interior Light Wiring Diagram (2 of 2) for Mercedes-Benz 190E 1993:

Asr snow chain switch
Blower switch
Fader
From instrument a cluster rheostat
G202 (behind left side of instrument cluster)
Hazard flasher switch
Heated rear window switch
Left front backrest heater
Left front power window switch
Left front seat heater relay
Left front seat heater switch
Left rear power window switch
Left rear power window switch (front console)
Off
Outside mirror control switch
Radio
Rear power windows safety switch
Right front backrest heater
Right front power window switch
Right front seat heater relay
Right front seat heater switch
Right rear power window switch
Right rear power window switch (front console)
Sliding pop-up roof switch
Tempmatic pushbutton control unit
Terminal block x6 (behind instrument cluster)

POWER ANTENNA

Power Antenna Wiring Diagram for Mercedes-Benz 190E 1993

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List of elements for Power Antenna Wiring Diagram for Mercedes-Benz 190E 1993:

Antenna splitter (on antenna mast)
Audio power amplifier, bass
Automatic antenna (left front corner of trunk)
C 1995 vftc
C16
Cd player and radio control unit
Cellular telephone
Coax
Electrical center (left side of component compartment)
Fuse 8a
G404 (left side of trunk, below hinge)
Hot at all times
Red
Trunk lamp with switch

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 2) for Mercedes-Benz 190E 1993

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List of elements for Power Distribution Wiring Diagram (1 of 2) for Mercedes-Benz 190E 1993:

* canada models
40a
58l
58r
Alternator
Auxilliary fan preresistor relay
Auxilliary fan preresistor, left auxilliary fan, right auxilliary fan
Auxilliary fuse holder f22/1
Battery
C 1995 vftc
Canada models
Combination relay
Combination switch
Daytime driving lamp control unit
Daytime running lamp control unit
Dual auxilliary fan relay
Electrical center
Engine systems control unit
Exterior lamp switch
Flash
From fuse 20
From ignition switch
Front seat heater control unit
Fuel pump relay
Fuse 12 8a
Fuse 14 8a
Fuse 15 8a
Fuse 16 8a
Fuse 16a
Fuse 17 8a
Fuse 18 8a
Fuse 3 16a
Fuse 4 8a
Fuse 5 8a
Fuse 6 16a
Fuse 7 16a
Fuse 8 16a
Fuse 8a
Head
Headlamp washer relay, headlamp wiper washer, right headlamp unit, right headlamp standing/packing lamp, left and right headlamp wiper motor
Hot at all times
Instrument cluster
Instrument cluster and gigar lighter illumination
K30
Left and right door switches (power seat relay)
Left and right taillamp units, left and right license plate lamps, shift pattern illumination (a/t)
Left front power window switch, left rear power window switch (console)
Left headlamp unit
Left high beam
Left low beam
Left rear power window switch
Left taillamp unit
Not used
Off
Overvoltage protection relay
P30
Park
Power window relay
Rear dome lamp, a2/c cd changer, radio, audio power amplifier
Red
Right front power window switch, right rear power window switch (console),
Right high beam
Right low beam
Right rear power window switch
Right taillamp unit
Starter
Terminal
Terminal block x4/10
To fuse 13
To ignition switch
Transmitter/ receiver unit (cellular phone)
U.s models
Wiper/washer and headlamp wiper/washer switches
Xc xc

Power Distribution Wiring Diagram (2 of 2) for Mercedes-Benz 190E 1993

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List of elements for Power Distribution Wiring Diagram (2 of 2) for Mercedes-Benz 190E 1993:

(a/t)
(m/t)
(power seats)
(srs warning)
(w/o heated seats) (w/ heated seats or fuse bridge)
(w/sunroof) (w/o sunroof)
* up to chassis end numbers 1a313825 & 1f 228814, fuse 9 is removed and a bridge is installed between fuses 9 & 10.
15r
15x
16a
25a
Abs/asr hydraulic unit
Acc
Anti-theft alarm control unit
Automatic antenna, trunk lamp with switch
Auxillary fan preresistor relay
Auxilliary fan relay
Auxilliary fuse holder
Auxilliary relay box
C 1995 vftc
Combination relay
Diagnostic socket/ terminal block
Dual auxillary fan relay, engine systems control unit, transmission upshift delay relay, adjustable shift point solenoid valve
Electrical center
Electronic accelerator reference potentiometer, electronic accelerator actuator
Electronic clock, cd player and radio control unit
From electrical center
From pin 6 xe of electrical center
From pin 7 xe of electrical center
Front dome reading lamp with seat belt reminder lamp, hazard flasher switch, turn signal lamps, warning module, tempmatic climate control
Front dome reading lamp, front dome reading lamp with seat belt reminders, right and left vanity lamps
Fuse
Fuse 1 25a
Fuse 10 8a 16a
Fuse 11 8a
Fuse 13 8a
Fuse 19 16a 8a
Fuse 2 8a
Fuse 20 16a
Fuse 9 8a
Hazard flasher switch, warning buzzer switch
Heated rear window switch, cd player and radio control unit, tru, front cigar lighter, glove box lamp,
Horn switch
Ignition coil, electronic ignition control unit, diagnostic socket/ terminal block
Ignition switch
Instrument cluster
Left
Left and right heated windshield washer nozzles, instrument cluster
Nca
Not used
Off
Overvoltage protection relay, fuel pump relay, engine systems control unit, electronic accelerator control unit
Oxygen sensor replacement indicator (california), center console and instrument cluster
P30
Power seat relay
Power seat relay, power seats, power window relay
Red
Right
Right power seat, left front seat control unit (w/ memory), left power seat (w/o memory)
Run
Sliding roof pop-up switch, sliding roof drive unit
Snow chain logic switch, instrument cluster, electronic accelerator control unit, cruise control switch
Start
Starter lock-out/ back-up lamp switch (a/t), fuel pump relay, starter, engine systems control unit, cis-e control unit
Stop lamp switch, back-up lamp switch (m/t), cruise control switch, cruise control amplifier, starter lock-out/ back-up lamp switch (a/t)
Tempmatic climate control
To combination switch
To exterior lamp switch
Transmitter/ receiver unit (cellular phone)
Wiper motor