Diagram sections — 11 (15 total)
DEFOGGERS HORN POWER ANTENNA POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER WINDOWS RADIO STARTING/CHARGING TRUNK, TAILGATE, FUEL DOOR WIPER/WASHER
DEFOGGERS Defogger Wiring Diagram for Mercury Grand Marquis LS 1992 List of elements for Defogger Wiring Diagram for Mercury Grand Marquis LS 1992: 16 (behind right cowl panel, near door sill) (center rear of trunk on support) Engine compartment fuse box Fuse 15a G203 G407 Hot at all times Hot in run Htd back-lite fuse 40a I/p fuse panel Interior lights system Off On ind Rear window defrost control Switch illum Timing circuit
HORN Horn Wiring Diagram for Mercury Grand Marquis LS 1992 List of elements for Horn Wiring Diagram for Mercury Grand Marquis LS 1992: 13 (behind right cowl panel) g203 87a Clockspring/ slipring assembly Engine compartment fuse box (behind battery) High pitch horn (front of left lower radiator support) Horn Horn relay Hot at all times Hrn fuse 15a Low pitch horn (front of left lower radiator support) Nca Switches
POWER ANTENNA Power Antenna Wiring Diagram for Mercury Grand Marquis LS 1992 List of elements for Power Antenna Wiring Diagram for Mercury Grand Marquis LS 1992: 12 (grand marquis) (crown victoria) (rheostat) Fuse 15a G200 (left cowl panel, near door sill) Hot in accy or run I/p fuse panel Interior lights Nca Power antenna motor (right rear of front fender) Power antenna switch (center of i/p) Red/pnk System
POWER DOOR LOCKS Door Lock Wiring Diagram for Mercury Grand Marquis LS 1992 List of elements for Door Lock Wiring Diagram for Mercury Grand Marquis LS 1992: 12 Circuit breaker 12 30a Fuse panel (left side of i/p) G200 (left panel) Hot at all times Lck Left front door lock motor Left rear door lock motor Master window/ door lock control switch Right door lock control switch Right front door lock motor Right rear door lock motor Unlck Keyless Entry Wiring Diagram for Mercury Grand Marquis LS 1992 List of elements for Keyless Entry Wiring Diagram for Mercury Grand Marquis LS 1992: 69 (behind right cowl panel) g203 1/2 3/4 5/6 7/8 9/0 Antenna Arm anti-theft Backup/ neutral safety switch C241 C242 Circuit breaker 20a Courtesy lamps Disarm anti-theft Dooor ajar in Door switches in Engine compartment fuse box Exterior lighting Fuse 15a G203 (behind right cowl panel) G407 (center rear of trunk) Ground Hot at all times Hot in run I/p fuse panel Illum Instrument cluster Interior lighting Keyless entry module Keypad 1/2 in Keypad 3/4 in Keypad 5/6 in Keypad 7/8 in Keypad 9/0 in Keypad lamp Keypad pwr Keypad switch assembly Left door handle switch Left door lock switch Left front door ajar switch Left front lock motor Left rear door ajar switch Left rear lock motor Lock Lock doors out Lock in Nca Power (b+) Power (run) Red Release trunk Reverse in Right door handle switch Right door lock switch Right front door ajar switch Right front lock motor Right rear door ajar switch Right rear lock motor Seat switch Seat switch in Seat/lock circuit breaker 30a Transmitter in Trunk lid release solenoid Trunk lid release switch Turn fuse 10a Unlock Unlock in Unlock l door Unlock r door
POWER MIRRORS Power Mirrors Wiring Diagram for Mercury Grand Marquis LS 1992 List of elements for Power Mirrors Wiring Diagram for Mercury Grand Marquis LS 1992: 13 Direct- tional switch Fuse 15a G203 (behind right kick panel near door sill) Hot at all times I/p fuse panel L/r motor Left power mirror nca Left/ right switch Nca Power mirror switch Red Right power mirror nca Up/dn motor
POWER SEATS Power Seat Wiring Diagram, with Power Lumbar/Reclining Seats for Mercury Grand Marquis LS 1992 List of elements for Power Seat Wiring Diagram, with Power Lumbar/Reclining Seats for Mercury Grand Marquis LS 1992: 28 (right cowl panel, near door sill) Door lock/seat motors circuit breaker 30a Driver's lumbar air bladder Driver's power lumbar compressor Driver's power seat motor Driver's recliner motor Driver's seat control switch Engine compartment fuse box Entire seat Front height motor Front of seat Fwd Fwd/rwd motor G203 Hot at all times Inflate vent Lumbar motor switch Nca Passenger's lumbar air bladder Passenger's power lumbar compressor Passenger's power seat motor Passenger's recliner motor Passenger's seat control switch Rear height motor Rear of seat Red Rwd Seat back Power Seat Wiring Diagram, without Power Lumbar/Reclining Seats for Mercury Grand Marquis LS 1992 List of elements for Power Seat Wiring Diagram, without Power Lumbar/Reclining Seats for Mercury Grand Marquis LS 1992: 20 (not used) 30a Door locks/ seat motors circuit breaker Driver's power seat motor Driver's seat control switch Engine compartment fuse box Entire seat Front height motor Front of seat Fwd Fwd/rwd motor G203 (right cowl panel, near door sill) Hot at all times Nca Rear height motor Rear of seat Red Rwd Without power reclining/lumbar seats with police option (1993) Without power reclining/lumbar seats without police option
POWER WINDOWS Power Window Wiring Diagram for Mercury Grand Marquis LS 1992 List of elements for Power Window Wiring Diagram for Mercury Grand Marquis LS 1992: 21 (behind right cowl panel, near door sill) g203 Circuit breaker 12 20a Down Hot in acc or run I/p fuse panel Left front switch Left front window motor Left rear switch Left rear window control switch Left rear window motor Lock Master window/door lock control switch Nca Right front switch Right front window control switch Right front window motor Right rear switch Right rear window control switch Right rear window motor Unlock Window lock switch
RADIO Radio Wiring Diagrams (1 of 2) for Mercury Grand Marquis LS 1992 List of elements for Radio Wiring Diagrams (1 of 2) for Mercury Grand Marquis LS 1992: 25 (not used) Battery (b+) C257 C258 Fuse 16 15a Fuse 5 10a G203 (right kick panel) Ground Hot at all times Hot in accy or run I/p fuse panel Ignition Illum Interior lights system Left door speaker Left frt Left rear speaker Left rr Not used Radio Red Right door speaker Right frt Right rear speaker Right rr Radio Wiring Diagrams, JBL System for Mercury Grand Marquis LS 1992 List of elements for Radio Wiring Diagrams, JBL System for Mercury Grand Marquis LS 1992: 40 Audio fuse 25a Batt (b+) Battery (b+) C257 C259 C451 C452 Engine compartment fuse box Four-channel amplifier (right front of trunk) Fuse 16 15a Fuse 5 10a G203 (right kick panel) Ground Hot at all times Hot in accy or run I/p fuse panel Ignition Illum Interior lights system Left front speaker Left rear speaker Lft frt (+) Lft frt (-) Lft rr (+) Lft rr (-) Logic mute Muting Nca Not used Radio Red Right front speaker Right rear speaker Rt frt (+) Rt frt (-) Rt rr (+) Rt rr (-) Shield Subwoofer amplifier (left side of package shelf) Subwoofer speaker
STARTING/CHARGING Charging Wiring Diagram for Mercury Grand Marquis LS 1992 List of elements for Charging Wiring Diagram for Mercury Grand Marquis LS 1992: 30 (1992 only) (digital) (mercury) (ford) instrument cluster (ford) (mercury) (digital) (w/ heated windshield) (w/o heated windshield) Acc Alt fuse 30a Alternator output con- trol relay (top of right wheel well) Battery C251 c253 c256 C254 c253 c251 Charge indicator Engine compart- ment fuse box Fuse 10a G101 (front of right front fender apron) G119 (lower right front of engine) Heated windshield module (left side of i/p) I/p fuse panel Ignition switch Integral i alternator regulator Lock Off Red Run Solid state Start Str alt fuse 30a W/ heated windshield W/ police option only W/o heated windshield Starting Wiring Diagram for Mercury Grand Marquis LS 1992 List of elements for Starting Wiring Diagram for Mercury Grand Marquis LS 1992: 23 (1992 only) (right front fender apron) Acc Battery Engine compartment fuse box Engine controls system (1992 only) G101 G119 (lower right front of engine) Hold Ig sw fuse 50a Ignition switch Lock Manual lever position (mlp) switch (left side of transmission) Off Power distribution Pull in Red Run Sta Start Starter motor/ solenoid (lower right rear of engine) Starter relay (rear of right front fender apron) Str alt fuse 30a
TRUNK, TAILGATE, FUEL DOOR Trunk & Fuel Door Release Wiring Diagram for Mercury Grand Marquis LS 1992 List of elements for Trunk & Fuel Door Release Wiring Diagram for Mercury Grand Marquis LS 1992: 21 (behind right side of i/p) remote keyless entry module (center rear of trunk, on support) g407 (not used) Analog cluster C241 C255 Circuit breaker 12 20a Cluster Digital cluster Fuel filler door release solenoid (left side of trunk, near fuel door) Fuel filler door release switch (center of left front door, on rear of armrest) Fuse 20a Hot at all times Hot in run or accy I/p fuse panel Input Instrument Trunk ajar Trunk lid release output Trunk lid release solenoid/ ajar switch (trunk lid latch assembly) Trunk lid release switch (center of left front door, on rear of armrest)
WIPER/WASHER Wiper/Washer Wiring Diagram for Mercury Grand Marquis LS 1992 List of elements for Wiper/Washer Wiring Diagram for Mercury Grand Marquis LS 1992: 23 100k 3.3k 36.27k 4.08k 7.25k Circuit breaker 8.25a Fuse panel (left side of i/p) G101 (front of right front fender apron) G200 (behind left cowl panel) Hot in accy or run Int max Int min Interval wiper/washer module or interval governor (behind left side of i/p) Multi- function switch Off Parked Parking Red Run Wash Washer pump (in washer fluid reservoir) Windshield wiper motor (left rear of engine compt) Wiper/washer switch
