All Wiring Diagrams for Mercedes-Benz 190E 1990

AIR CONDITIONING

2.3L

2.3L, Air Conditioning Wiring Diagrams (1 of 2) for Mercedes-Benz 190E 1990

List of elements for 2.3L, Air Conditioning Wiring Diagrams (1 of 2) for Mercedes-Benz 190E 1990:

• (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 1990

List of elements for 2.3L, Air Conditioning Wiring Diagrams (2 of 2) for Mercedes-Benz 190E 1990:

• (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 1990

List of elements for 2.6L, Air Conditioning Wiring Diagrams (1 of 2) for Mercedes-Benz 190E 1990:

• (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 1990

List of elements for 2.6L, Air Conditioning Wiring Diagrams (2 of 2) for Mercedes-Benz 190E 1990:

• (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-THEFT

Anti-theft Wiring Diagram for Mercedes-Benz 190E 1990

List of elements for Anti-theft Wiring Diagram for Mercedes-Benz 190E 1990:

• (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

COOLING FAN

2.3L

2.3L, Cooling Fan Wiring Diagram for Mercedes-Benz 190E 1990

List of elements for 2.3L, Cooling Fan Wiring Diagram for Mercedes-Benz 190E 1990:

• (1988-89) (1990)
• (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 25a 8a
• Fuse 16a
• Fuse 16a (with heated seats or fuse bridge) 8a (without heated seats)
• Fuse 8a
• 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 1990

List of elements for 2.6L, Cooling Fan Wiring Diagram for Mercedes-Benz 190E 1990:

• (behind
• (left front of engine compart- ment)
• 1994 vftc c
• 40a fuse
• Auxiliary fan relay
• Auxiliary fan pre-resistor (lower left corner of engine compartment)
• Auxiliary fan preresistor relay
• Auxiliary relay box
• Battery
• Coolant temperature sensor (top front of engine)
• Electrical center (left side of component compartment)
• Engine systems control unit (behind battery)
• Fuse 25a
• Fuse 16a
• Fuse 8a
• 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 auxiliary fan (front of engine, behind grille)
• Left side of dash)
• Red
• Refrigerant high pressure switch
• Right auxiliary fan (front of engine, behind grille)
• Tempmatic push- button control unit (center of dash)

CRUISE CONTROL

Cruise Control Wiring Diagram, A/T for Mercedes-Benz 190E 1990

List of elements for Cruise Control Wiring Diagram, A/T for Mercedes-Benz 190E 1990:

• * 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 1990

List of elements for Cruise Control Wiring Diagram, M/T for Mercedes-Benz 190E 1990:

• * 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 1990

List of elements for Defogger Wiring Diagram for Mercedes-Benz 190E 1990:

• (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 1990

List of elements for 2.6L, Engine Performance Wiring Diagrams, A/T California (1 of 2) for Mercedes-Benz 190E 1990:

• (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 1990

List of elements for 2.6L, Engine Performance Wiring Diagrams, A/T California (2 of 2) for Mercedes-Benz 190E 1990:

• 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 1990

List of elements for 2.6L, Engine Performance Wiring Diagrams, A/T Federal (1 of 2) for Mercedes-Benz 190E 1990:

• (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 1990

List of elements for 2.6L, Engine Performance Wiring Diagrams, A/T Federal (2 of 2) for Mercedes-Benz 190E 1990:

• 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 1990

List of elements for 2.6L, Engine Performance Wiring Diagrams, M/T California (1 of 2) for Mercedes-Benz 190E 1990:

• (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 1990

List of elements for 2.6L, Engine Performance Wiring Diagrams, M/T California (2 of 2) for Mercedes-Benz 190E 1990:

• 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 1990

List of elements for 2.6L, Engine Performance Wiring Diagrams, M/T Federal (1 of 2) for Mercedes-Benz 190E 1990:

• (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 1990

List of elements for 2.6L, Engine Performance Wiring Diagrams, M/T Federal (2 of 2) for Mercedes-Benz 190E 1990:

• 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 1990

List of elements for Exterior Light Wiring Diagram for Mercedes-Benz 190E 1990:

• 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

HEADLIGHTS

Headlight Wiring Diagram, with DRL for Mercedes-Benz 190E 1990

List of elements for Headlight Wiring Diagram, with DRL for Mercedes-Benz 190E 1990:

• 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 1990

List of elements for Headlight Wiring Diagram, without DRL for Mercedes-Benz 190E 1990:

• 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 1990

List of elements for Horn Wiring Diagram for Mercedes-Benz 190E 1990:

• (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 1990

List of elements for Instrument Cluster Wiring Diagram for Mercedes-Benz 190E 1990:

• (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 1990

List of elements for Interior Light Wiring Diagram (1 of 2) for Mercedes-Benz 190E 1990:

• (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 1990

List of elements for Interior Light Wiring Diagram (2 of 2) for Mercedes-Benz 190E 1990:

• 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 1990

List of elements for Power Antenna Wiring Diagram for Mercedes-Benz 190E 1990:

• Auto
• Automatic antenna (left front corner of trunk)
• Automatic antenna switch
• Electrical center (left side of component compartment)
• Fuse 8a
• G400 (left side of trunk, below hinge)
• Hot at all times
• Max
• Off
• Radio
• Red
• Solid state
• Trunk lamp with switch

POWER DOOR LOCKS

Power Door Lock Wiring Diagram for Mercedes-Benz 190E 1990

List of elements for Power Door Lock Wiring Diagram for Mercedes-Benz 190E 1990:

• Anti-theft system
• Door lock
• Electrical center (left side of component compartment)
• Fuse 12 8a
• G202 (behind left side of instrument cluster)
• Gas cap actuator
• Gas cap flap
• Hot at all times
• Interior terminal block (left front footwell, behind left kick panel)
• Left front door actuator
• Left rear door actuator
• Lid lock
• Lock
• Red
• Right front door actuator
• Right rear door actuator
• Seats system
• Seats system (seat regulating valve)
• Solid state
• Trunk lid lock actuator
• Un- lock
• Vacuum actuator
• Warning buzzer switch (dash panel, right of steering column)

POWER MIRRORS

Power Mirror Wiring Diagram for Mercedes-Benz 190E 1990

List of elements for Power Mirror Wiring Diagram for Mercedes-Benz 190E 1990:

• (w/o heated seat) (w/ heated seats or fuse bridge)
• C 1995 vftc
• Driver's exterior rear view mirror
• Driver's outside heated mirror
• Electrical center (left side of component compartment)
• Fuse 10 8a 16a
• G202 (behind left side of instrument cluster)
• Hot in run or start
• Interior lights system
• Internal terminal block (left front footwell, behind left kick panel)
• Left/right motor
• Outside mirror control switch
• Up/down motor

POWER SEATS

Driver Power Seat Wiring Diagram, with Memory for Mercedes-Benz 190E 1990

List of elements for Driver Power Seat Wiring Diagram, with Memory for Mercedes-Benz 190E 1990:

• (left side of component compartment)
• 1994 vftc c
• Auxiliary fuse holder (power seats)
• Auxiliary relay box
• Back
• Back- rest switch
• Backrest
• Battery
• Electrical center (left side of component compartment)
• Front height
• Front seat height
• Fuse 12 8a
• Fwd
• Fwd/ back
• G101 (right side of component compartment)
• G202 (behind left
• Head re- straint
• Head restraint up/dn
• Hot at all times
• Left door switch (in left front door jamb) (closed with door open)
• Left front power seat motor group with memory
• Left front power seat switch
• Left front seat memory control unit (under driver's seat)
• Left fuse 25a
• Memory switch
• Pnk
• Position switch
• Power seat relay
• Rear height switch
• Rear seat height
• Recall
• Red
• Right door switch (in right front door jamb) (closed with door open)
• Right fuse 25a
• Right power seat circuit
• Seat fwd/back
• Set
• Side of i/p)
• Switch

Driver Power Seat Wiring Diagram, without Memory for Mercedes-Benz 190E 1990

List of elements for Driver Power Seat Wiring Diagram, without Memory for Mercedes-Benz 190E 1990:

• (left side of component compartment)
• 1994 vftc c
• Auxiliary fuse holder (power seats)
• Auxiliary relay box
• Back
• Back- rest
• Backrest
• Battery
• Electrical center (left side of component compartment)
• Front height switch
• Front seat height
• Fuse 12 8a
• Fwd
• Fwd/ back switch
• G101 (right side of component compartment)
• G202 (behind left
• Head re- straint
• Head restraint up/down
• Hot at all times
• Left door switch (in left front door jamb) (closed with door open)
• Left front power seat motor group (below left front seat)
• Left front power seat switch
• Left front seat connector (below left front seat)
• Left fuse 25a
• Left head restraint adjustment relay (below driver's seat)
• Pnk
• Power seat relay
• Rear height
• Rear seat height
• Red
• Right door switch (in right front door jamb) (closed with door open)
• Right fuse 25a
• Right power seat circuit
• Seat forward/ backward
• Side of i/p)
• Switch

Heater Wiring Diagram for Mercedes-Benz 190E 1990

List of elements for Heater Wiring Diagram for Mercedes-Benz 190E 1990:

• (right side of component compartment)
• 1994 vftc c
• Auxiliary fuse holder 16a (left side of component compartment) red
• Battery
• Electrical center (left side of component compartment)
• Front seat heater control unit (under left side of rear seat)
• Fuse 10 16a
• G101
• G202 (behind left side of i/p)
• Hot in run or start
• Illumination (instrument cluster)
• Left front seat heater switch
• Left front backrest heater (in seat backrest)
• Left front seat heater (in seat cushion)
• Off
• Red
• Right front backrest heater (in seat backrest)
• Right front seat heater (in seat cushion)
• Right front seat heater switch

Orthopedic Seats for Mercedes-Benz 190E 1990

List of elements for Orthopedic Seats for Mercedes-Benz 190E 1990:

• Air pressure reservoir
• Door locks system
• Electrical center (left side of component compartment)
• Filter
• Fuse 10 16a (with heated seats or fuse bridge) 8a (without heated seat)
• Height selector
• Hot in run or start
• Pressure selector
• Red
• Seat back
• Seat regulating valve

Right Seat Wiring Diagram for Mercedes-Benz 190E 1990

List of elements for Right Seat Wiring Diagram for Mercedes-Benz 190E 1990:

• (left side of component compartment)
• 1994 vftc c
• Auxiliary fuse holder (power seats)
• Auxiliary relay box
• Back
• Back- rest
• Backrest
• Battery
• Electrical center (left side of component compartment)
• Front height switch
• Front seat height
• Fuse 12 8a
• Fwd
• Fwd/ back switch
• G101 (right side of component compartment)
• G202 (behind left
• Head re- straint
• Head restraint up/down
• Hot at all times
• Left door switch (in left front door jamb) (closed with door open)
• Left fuse 25a
• Pnk
• Power seat relay
• Rear height
• Rear seat height
• Red
• Right door switch (in right front door jamb) (closed with door open)
• Right fuse 25a
• Seat forward/ backward
• Side of i/p)
• Switch
• Left power seat circuit
• Right front power seat motor group (below right front seat)
• Right front power seat switch
• Right front seat connector (below left front seat)
• Right head restraint adjustment relay (below driver's seat)

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagrams for Mercedes-Benz 190E 1990

List of elements for Power Top/Sunroof Wiring Diagrams for Mercedes-Benz 190E 1990:

• C 1995 vftc
• Electrical center (left side of component compartment)
• Fuse 16a
• G402 (left side of trunk, below hinge)
• Hot in accy, run or start
• Interior lights system
• Sliding/ pop-up roof drive unit (left front corner of trunk)
• Sliding/pop-up roof switch

POWER WINDOWS

Power Window Wiring Diagram for Mercedes-Benz 190E 1990

List of elements for Power Window Wiring Diagram for Mercedes-Benz 190E 1990:

• (behind left side of instrument cluster)
• (front console)
• 1994 vftc c
• Acc
• Battery
• Braided wire
• Electrical center (left side of component compartment)
• Fuse 7 16a
• Fuse 8 16a
• G101 (right side of engine compt)
• G202
• G202 (behind left side of instrument cluster)
• Hot at all times
• Ignition switch
• Interior lights system
• Left front power window motor
• Left front power window switch dn
• Left rear power window motor
• Left rear power window switch dn
• Lock
• Nca
• Power window relay
• Red
• Right front power window motor
• Right front power window switch
• Right rear power window motor
• Right rear power window switch
• Right rear power window switch (front console)
• Run
• Safety switch
• Start

RADIO

Radio Wiring Diagrams for Mercedes-Benz 190E 1990

List of elements for Radio Wiring Diagrams for Mercedes-Benz 190E 1990:

• (with sliding roof)
• (without sliding roof)
• 1994 vftc c
• Antenna control
• Cd changer (if equipped)
• Cd player and radio control unit
• Elec- tronic clock
• Electrical center (left side of component conpartment
• Fader
• Front cigar lighter
• Front cigar lighter
• Fuse 13 8a
• Fuse 19 8a 16a
• G202 (behind left side of i/p)
• Ground
• Heated rear window switch
• Hot at all times
• Hot in accy, run or start
• Illumination
• Illumination (instrument cluster)
• Left front speaker
• Left rear speaker
• Nca
• Note: as of chassis 796944, radio connections are no longer pigtailed)
• Power antenna system (automatic antenna switch)
• Power input
• Radio or
• Red
• Right front speaker
• Right rear speaker
• Speaker outputs

STARTING/CHARGING

Charging Wiring Diagram for Mercedes-Benz 190E 1990

List of elements for Charging Wiring Diagram for Mercedes-Benz 190E 1990:

• (not used)
• (right front of engine)
• (right side of compo- nent com- partment)
• 1994 vftc c
• Abs control unit (behind battery)
• Acc
• Alter- nator
• Battery
• Charge indicator
• Electrical center (left side of component compart- ment)
• Electrical center (left side of component compartment)
• Field
• G101
• Ignition/ starter switch
• Instrument cluster
• Off
• Red
• Regu- lator
• Run
• Start
• Stator

Starting Wiring Diagram for Mercedes-Benz 190E 1990

List of elements for Starting Wiring Diagram for Mercedes-Benz 190E 1990:

• (not used)
• (right side of component compartment)
• A/t
• Acc
• Battery
• Cold start valve (top of engine)
• Electrical center (left side of component compart- ment)
• Electrical center (left side of component compartment)
• Engine controls system
• Engine controls system (cis-e control unit)
• Fuel pump relay (behind battery)
• G100 (left front corner of engine compartment)
• G101
• Hold- in coil
• Ignition/ starter switch
• M/t
• Nca
• Off
• Pull-in coil
• Red
• Run
• Start
• Starter lock-out/ back-up lamp switch

SUPPLEMENTAL RESTRAINTS

Supplemental Restraint Wiring Diagram for Mercedes-Benz 190E 1990

List of elements for Supplemental Restraint Wiring Diagram for Mercedes-Benz 190E 1990:

• (beneath radio, mounted to transmission tunnel)
• (driver's seat belt buckle)
• (passenger's seat belt buckle)
• (right kick panel)
• 15r
• Acc
• Air bag ind
• Air bag squib slip ring
• Air bag test connector
• Diagnosis connector (blink code) (right side of component compt)
• Driver air bag squib
• Driver seat belt buckle switch (air bag/etr)
• Front passenger seat belt buckle switch (etr)
• G202 (behind left side of instrument cluster)
• Hot at all times
• Ignition switch
• Instrument cluster
• Left front etr squib (base of left "b" pillar)
• Nca
• Off
• Pnk
• Power distribution system
• Right front etr squib (base of right "b" pillar)
• Run
• Start

WARNING SYSTEMS

Warning System Wiring Diagrams for Mercedes-Benz 190E 1990

List of elements for Warning System Wiring Diagrams for Mercedes-Benz 190E 1990:

• B13
• Dome/reading lamps
• Driver's belt buckle switch (in driver's seat belt buckle)
• Electrical center
• Exterior lamp sw (via electrical center)
• Fuse 8a
• G202 (behind left side of instrument cluster)
• G908 (behind front dome lamp)
• Hazard flasher switch
• Hot at all times
• Hot in run or start
• Instrument cluster
• Key-in ignition switch (part of ignition switch)
• Left front door switch
• Nca
• Red
• Rheo- stat
• Right front door switch
• Seat belt ind x3
• Warning module (behind left kick panel)

WIPER/WASHER

Headlight Washer/Wiper Wiring Diagram for Mercedes-Benz 190E 1990

List of elements for Headlight Washer/Wiper Wiring Diagram for Mercedes-Benz 190E 1990:

• 2.6l gas
• All others
• Auxiliary relay box
• Combi- nation switch
• Electrical center (left side of component compartment)
• Fuse 10 16a (w/heated seats) 8a (w/o heated seats)
• Fuse 14 8a
• Fuse 20 16a
• G100 (left front of engine compartment)
• G101 (right front of engine compartment)
• Head- lamp washer pump (right front of engine compart- ment)
• Head- lamp washer relay
• Hot in accy, run or start
• Hot in run or start
• Hot with light switch in park, head or standing
• Left heated wind- shield washer nozzle
• Park
• Red
• Right headlamp wiper motor
• Right headlamp standing/ packing lamp
• Right heated wind- shield washer nozzle
• Run
• Wash
• Washer switch
• Wind- shield washer pump

Interval Wiper/Washer Wiring Diagram for Mercedes-Benz 190E 1990

List of elements for Interval Wiper/Washer Wiring Diagram for Mercedes-Benz 190E 1990:

• (not used)
• Auxiliary relay box
• Braid
• Combi- nation relay
• Combi- nation switch
• Electrical center (left side of component compartment)
• Fuse 10 16a (w/heated seats) 8a (w/o heated seats)
• Fuse 20 16a
• G100 (left front of engine compt)
• G101 (right front of engine compt)
• G202 (behind left side of dash)
• Head- lamp washer relay
• Hot in accy,run or start
• Hot in run or start
• Int
• Left heated wind- shield washer nozzle
• Nca
• Off
• Park
• Right heated wind- shield washer nozzle
• Run
• Solid state
• Washer switch
• Windshield washer pump (right front of engine compt)
• Wiper motor (left side of component compartment)
• Wiper switch