All Wiring Diagrams for Mercury Topaz XR5 1990 model

COOLING FAN

Cooling Fan Wiring Diagram, with A/C for Mercury Topaz XR5 1990

List of elements for Cooling Fan Wiring Diagram, with A/C for Mercury Topaz XR5 1990:

• (left fender apron)
• (left radiator support)
• A/c clutch press. sw.
• A/c cooling fan controller (right side of i/p)
• A/c on input
• Air conditoning system
• Compressor output
• Cooling fan relay (left front of eng. compt.)
• Cooling fan temperature switch (upper left side of engine)
• Cooling fan test connector (left front strut tower)
• Electric cooling fan
• Energize relay input
• G100
• G108
• Ground
• Hot at all times
• Hot in run
• Ign
• Not used
• Relay output
• Wot

Cooling Fan Wiring Diagram, without A/C for Mercury Topaz XR5 1990

List of elements for Cooling Fan Wiring Diagram, without A/C for Mercury Topaz XR5 1990:

• (left radiator support)
• 1991 only
• Cooling fan temperature switch (upper left side of eng.)
• Cooling fan test connector
• Electric cooling fan motor
• Electric cooling fan relay (left front of eng. compt.)
• Fusible link
• G100 (1989-90) g108 (1991)
• G108
• Hot at all times
• Hot in run

DEFOGGERS

Defogger Wiring Diagram for Mercury Topaz XR5 1990

List of elements for Defogger Wiring Diagram for Mercury Topaz XR5 1990:

• A/c heater control
• Defrost indicator
• Defrost switch
• Fuse 15a
• Fuse panel
• Fusible link e (at left strut tower)
• G206 (behind i/p near cigar lighter)
• G313 (under right side of package tray)
• Hot at all times
• Hot in run
• Rear window defrost grid
• Rear window defrost relay (behind left side of i/p)
• Time delay

HORN

Horn Wiring Diagram for Mercury Topaz XR5 1990

List of elements for Horn Wiring Diagram for Mercury Topaz XR5 1990:

• 1990-91
• 1992-93
• 20a
• Cruise control system
• Fuse 16
• Fuse panel
• High pitch horn (front of right fender)
• Horn relay (behind left side of i/p)
• Horn switch
• Hot at all times
• Low pitch horn (front of right fender)
• Slip ring
• Speed control switch amplifier (behind left side of i/p)
• W/ air bags
• W/0 air bags w/ cruise control
• W/0 air bags w/o cruise control

POWER MIRRORS

Power Mirror Wiring Diagram for Mercury Topaz XR5 1990

List of elements for Power Mirror Wiring Diagram for Mercury Topaz XR5 1990:

• (below drivers seat) g300
• Direct- tional switch
• Fuse 15a
• Hot at all times
• I/p fuse panel
• L/r motor
• Left/ right switch
• Power mirror switch
• Red
• Right power mirror
• Up/dn motor

POWER SEATS

Lumbar Wiring Diagram for Mercury Topaz XR5 1990

List of elements for Lumbar Wiring Diagram for Mercury Topaz XR5 1990:

• Circuit breaker 12 20a
• Fuse panel (left side of i/p)
• G300 (under driver's seat)
• Hot at all times
• Left power lumbar compressor motor
• Left power lumbar seat switch
• Power seats circuit
• Right power lumbar compressor motor
• Right power lumbar seat switch

Power Seat Wiring Diagram for Mercury Topaz XR5 1990

List of elements for Power Seat Wiring Diagram for Mercury Topaz XR5 1990:

• (right cowl panel, near door sill) g203
• 20a
• Circuit breaker 12
• Driver's seat control switch
• Driver's seat motor assembly
• Entire seat
• Front height motor
• Front of seat
• Fuse panel
• Fwd
• Fwd/rwd motor
• Hot at all times
• Rear height motor
• Rear of seat
• Rwd

POWER WINDOWS

Power Window Wiring Diagram for Mercury Topaz XR5 1990

List of elements for Power Window Wiring Diagram for Mercury Topaz XR5 1990:

• (under driver's seat) g300
• Circuit breaker 12 20a
• Door locks & seats systems
• Down
• Fuse 6 20a (1990-92) 5a (1993)
• Fuse panel
• Hot at all times
• Hot in accy or run
• Interior lights system
• Left front switch
• Left front window motor
• Left rear switch
• Left rear window motor
• Left rear window switch
• Lock
• Master window control switch
• Right front switch
• Right front window motor
• Right front window switch
• Right rear switch
• Right rear window motor
• Right rear window switch
• Seats systems
• Unlock
• W/door locks
• W/o door locks
• Window lock switch
• Window safety relay (behind left side of i/p, above fuse panel)

RADIO

Radio Wiring Diagrams for Mercury Topaz XR5 1990

List of elements for Radio Wiring Diagrams for Mercury Topaz XR5 1990:

• 12v pwr feed
• Batt/memory
• C257
• C258
• Electronic radio
• Fuse 11 15a
• Fuse 8 15a
• Fuse panel
• G206 (near rear of cigar lighter assembly)
• Gnd
• Hot at all times
• Hot in acc or run
• Instr dimming
• Interior lights system
• Lcd dimming
• Left front door speaker
• Left rear speaker
• Lf spkr (+)
• Lf spkr (-)
• Lr spkr (+)
• Red
• Rf spkr (+)
• Rf spkr (-)
• Right front door speaker
• Right rear speaker
• Rr spkr (+)
• Rr spkr (-)

Radio Wiring Diagrams, Premium Radio for Mercury Topaz XR5 1990

List of elements for Radio Wiring Diagrams, Premium Radio for Mercury Topaz XR5 1990:

• (1990) (1991-93)
• 12v pwr
• 12v pwr feed
• Batt/memory
• C280
• C281
• C453 c329
• C454 c330
• Electronic radio
• Fuse 11 15a
• Fuse 8 15a
• Fuse panel
• G206 (near rear of cigar lighter assembly)
• Gnd
• Ground
• Hot at all times
• Hot in acc or run
• Instr dimming
• Interior lights system
• Lcd dimming
• Left front door speaker
• Left rear speaker
• Lf sig (+)
• Lf spkr (+)
• Lf spkr (-)
• Lr sig (+)
• Lr spkr (+)
• Lr spkr (-)
• Premium sound amplifier (below rear package tray)
• Radio on in
• Radio on out
• Red
• Rf sig (+)
• Rf spkr (+)
• Rf spkr (-)
• Right front door speaker
• Right rear speaker
• Rr sig (+)
• Rr spkr (+)
• Rr spkr (-)
• Sig gnd (-)

STARTING/CHARGING

Charging Wiring Diagram for Mercury Topaz XR5 1990

List of elements for Charging Wiring Diagram for Mercury Topaz XR5 1990:

• (sport cluster)
• (standard cluster)
• 1990-91 standard alternator
• 3g alternator
• Acc
• Battery
• Battery indicator
• C153
• C154
• C251
• C252
• G108 (left side of radiator support)
• G110 (left front of engine on transaxle stud)
• Hot at all times
• Ignition switch
• Instrument cluster
• Integral alternator regulator
• Lock
• Off
• Red
• Run
• Start

Starting Wiring Diagram for Mercury Topaz XR5 1990

List of elements for Starting Wiring Diagram for Mercury Topaz XR5 1990:

• A/t
• Accy
• Backup/ neutral safety switch (rear side of transaxle)
• Battery
• Clutch interrupt switch (on clutch pedal support)
• Engine controls system
• G108 (left side of radiator support)
• G110 (left front of engine on transaxle stud)
• Hot at all times
• Ignition switch
• Lock
• M/t
• Off
• Red
• Run
• Start
• Starter motor/ solenoid
• Starter relay (left fender apron in front of strut tower)

TRUNK, TAILGATE, FUEL DOOR

Trunk & Fuel Door Release Wiring Diagram for Mercury Topaz XR5 1990

List of elements for Trunk & Fuel Door Release Wiring Diagram for Mercury Topaz XR5 1990:

• 2 door
• 4 door
• Fuel filler door release solenoid (near fuel tank inlet)
• Fuel filler door release switch
• Fuse panel
• Fuse 16 30a (1992-93)
• Fuse 6 20a (1989-91)
• G405 (mounted on striker bracket in trunk)
• Hot at all times
• Hot in accy or run
• Trunk release solenoid (on trunk lid)
• Trunk release switch

WIPER/WASHER

2-Speed Wiper/Washer Wiring Diagram for Mercury Topaz XR5 1990

List of elements for 2-Speed Wiper/Washer Wiring Diagram for Mercury Topaz XR5 1990:

• (1991-93 only)
• (not used)
• 8.25a
• C252
• Circuit breaker
• Fuse panel (left side of i/p)
• G102 (left fender apron)
• G206 (behind center of i/p)
• Hot in accy or run
• Instrument cluster
• Low washer fluid ind
• Off
• Park
• Red
• Run
• Washer fluid level switch (in washer reservoir)
• Washer pump (in washer reservoir)
• Washer switch
• Windshield wiper/washer switch
• Wiper motor and switch (right front of safety wall)
• Wiper switch

Interval Wiper/Washer Wiring Diagram for Mercury Topaz XR5 1990

List of elements for Interval Wiper/Washer Wiring Diagram for Mercury Topaz XR5 1990:

• C252
• Circuit breaker 8.25a
• Electronic switch
• Fuse panel (left side of i/p)
• G102 (left fender apron)
• G206 (center of i/p)
• Hot in accy or run
• Instrument cluster
• Int
• Internal governor (behind left side of i/p)
• Interval adjust
• Interval override
• Interval timer
• Interval wiper/ washer switch
• Low washer fluid ind
• Off
• Park
• Red
• Run
• Washer fluid level switch (in washer reservoir)
• Washer pump (in washer reservoir)
• Washer switch
• Wiper motor and switch (right side of safety wall)
• Wiper switch