Diagram sections — 10 (15 total)
COOLING FAN DEFOGGERS HORN POWER MIRRORS POWER SEATS POWER WINDOWS RADIO STARTING/CHARGING TRUNK, TAILGATE, FUEL DOOR WIPER/WASHER
COOLING FAN Cooling Fan Wiring Diagram, with A/C for Mercury Topaz LTS 1991 List of elements for Cooling Fan Wiring Diagram, with A/C for Mercury Topaz LTS 1991: 20 (left fender apron) (left front of eng. compt.) (left radiator support) (upper left side of eng.) cooling fan temperature switch A/c clutch press. sw. A/c cooling fan controller (right side of i/p) A/c on input Air conditioning system Compressor output Cooling fan test connector (left strut tower) Electric cooling fan motor Electric cooling fan relay Energize relay input G100 G108 Ground Hot at all times Hot in run Ign Wot Cooling Fan Wiring Diagram, without A/C for Mercury Topaz LTS 1991 List of elements for Cooling Fan Wiring Diagram, without A/C for Mercury Topaz LTS 1991: 11 (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 LTS 1991 List of elements for Defogger Wiring Diagram for Mercury Topaz LTS 1991: 13 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 LTS 1991 List of elements for Horn Wiring Diagram for Mercury Topaz LTS 1991: 16 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 LTS 1991 List of elements for Power Mirror Wiring Diagram for Mercury Topaz LTS 1991: 11 (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 LTS 1991 List of elements for Lumbar Wiring Diagram for Mercury Topaz LTS 1991: 9 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 LTS 1991 List of elements for Power Seat Wiring Diagram for Mercury Topaz LTS 1991: 15 (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 LTS 1991 List of elements for Power Window Wiring Diagram for Mercury Topaz LTS 1991: 28 (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 LTS 1991 List of elements for Radio Wiring Diagrams for Mercury Topaz LTS 1991: 27 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 LTS 1991 List of elements for Radio Wiring Diagrams, Premium Radio for Mercury Topaz LTS 1991: 41 (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 LTS 1991 List of elements for Charging Wiring Diagram for Mercury Topaz LTS 1991: 23 (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 LTS 1991 List of elements for Starting Wiring Diagram for Mercury Topaz LTS 1991: 18 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 LTS 1991 List of elements for Trunk & Fuel Door Release Wiring Diagram for Mercury Topaz LTS 1991: 14 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 LTS 1991 List of elements for 2-Speed Wiper/Washer Wiring Diagram for Mercury Topaz LTS 1991: 21 (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 LTS 1991 List of elements for Interval Wiper/Washer Wiring Diagram for Mercury Topaz LTS 1991: 24 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
