ENGINE PERFORMANCE – Lincoln Town Car Signature 2000 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.6L

4.6L, Engine Performance Wiring Diagrams (1 of 3) for Lincoln Town Car Signature 2000

List of elements for 4.6L, Engine Performance Wiring Diagrams (1 of 3) for Lincoln Town Car Signature 2000:

• (left side bottom of dash)
• (near breakout to coil on plug 8)
• (near breakout to evac fill connector)
• A/c clutch
• A/c system
• Case ground
• Central junction panel (behind left side of dash, left of steering column)
• Ckp sensor (+)
• Ckp sensor (-)
• Cooling fan hi
• Cooling fans system
• Cooling relay
• Crankshaft position (ckp)
• Crankshaft position sensor shield
• Data link connector
• Digital transmission range (dtr) sensor (on lower left side of transmission)
• Dlc (+)
• Dlc (-)
• Dtr sensor tr1
• Dtr sensor tr2
• Dtr sensor tr4
• Egr sol
• Egr vacuum regulator (evr) (center rear of engine, near dpfe sensor)
• Eprom power
• Fuel pump
• Fuse 15a
• Fuse 7.5a
• G104 (rear of left front fender apron)
• Ground
• Hot in run
• Hot in run or start
• Iat input
• Ignition coil 1
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coils
• Igntion coil 6
• Intake air temperature (iat) sensor (on rear of air cleaner assembly)
• Maf return
• Nca
• Of engine)
• Ohm
• Powertrain control module (pcm) (left rear of engine compt, on firewall)
• R n
• Radio noise capacitor (left rear of engine, near left heated oxygen sensor)
• Rr ho2s
• S117
• S118
• S142
• S144
• S148
• S153
• Sensor (on right front
• Shift sol a
• Shift sol b
• Tcc sol
• Tcs input
• Tft imput
• Transmission control switch

4.6L, Engine Performance Wiring Diagrams (2 of 3) for Lincoln Town Car Signature 2000

List of elements for 4.6L, Engine Performance Wiring Diagrams (2 of 3) for Lincoln Town Car Signature 2000:

• (at left front wheelwell) s145
• (left rear of engine compt) s155
• (left rear of engine compt) s159
• (rear of left front fender apron)
• (right side of trunk) g401
• (top left side of trans) output shaft speed sensor
• 4r70w transmission
• Anti- lock brakes
• Battery junction box (left side of engine compt, front of wheelwell)
• Cooling fans
• Electronic pressure control solenoid
• Evap canister purge solenoid (right rear of engine)
• Evap canister vent solenoid (right front of engine compt)
• Fuel pump relay
• Fuel pump/ fuel gauge sender (in fuel tank assembly)
• Fuel tank pressure transducer (part of fuel tank assembly)
• Fuse 15a
• Fuse 20a
• Fuse 30a
• G104
• G104 (rear of left front fender apron)
• Hot at all times
• Inertia fuel shut-off switch (in trunk, by left side of trunk hinge)
• Mass airflow (maf)
• Nca
• Pcm power diode
• Pcm power relay
• Red
• Red red/pnk
• Red/pnk
• S124
• S146 (near speed control amplifier)
• S147 (near breakout to speed control amp)
• S153
• S156 (left rear of engine compt)
• S160 (near breakout to left rear ho2s sensor)
• Sensor (near air cleaner assembly)
• Shift solenoids
• Ssa
• Ssb
• Torque converter clutch solenoid
• Transmission fluid temperature sensor

4.6L, Engine Performance Wiring Diagrams (3 of 3) for Lincoln Town Car Signature 2000

List of elements for 4.6L, Engine Performance Wiring Diagrams (3 of 3) for Lincoln Town Car Signature 2000:

• (1999)
• (left front of engine) camshaft position (cmp) sensor
• (left rear of engine compt)
• (left rear of engine) s123
• (near breakout to ignition coil 4)
• (near lower left rear of engine)
• (rear of left front fender apron) g104
• A/c clutch relay
• A/c hi press sw
• A/c system
• Battery junction box (left side of eng compt, front of wheelwell)
• Canister vent
• Central junction panel (behind left side of dash, to left of steering column)
• Cht sensor
• Cmp output
• Cylinder head temperature (cht) sensor (left side of engine)
• Differential pressure feedback egr (dpfe) sensor (center rear of engine)
• Dpfe input
• Epc
• Evap control
• Fuel injectors
• Fuel pump ctrl
• Fuel tank press
• Fuse 10a
• Fuse 15a
• G104 (rear of left front fender apron)
• Ground
• Heated oxygen sensor (ho2s) (left rear) (left rear of trans)
• Heated oxygen sensor (ho2s) (left) (in exhaust manifold)
• Heated oxygen sensor (ho2s) (right rear) (right rear of trans)
• Heated oxygen sensor (ho2s) (right) (in exhaust manifold)
• Hot at all times
• Iac output
• Idle air control (iac) valve (left side of intake manifold)
• Ignition coil 2
• Ignition coil 7
• Ignition coil 8
• Injector 1
• Injector 2
• Injector 3
• Injector 4
• Injector 5
• Injector 6
• Injector 7
• Injector 8
• Knock sensor
• Knock sensor (ks) (1999) (left rear of engine)
• Knock sensor shield
• Lf ho2s
• Lr ho2s
• Maf sensor
• Nca
• Power
• Powertrain control module (pcm) (left rear of engine compt, on firewall)
• Red
• Red/pnk
• Ref voltage
• Rf ho2s
• Rr ho2s
• S131
• S143
• S148
• S152
• S153
• S154
• Signal return
• Speed sensor (+)
• Tan
• Tan/ red
• Tan/red
• Throttle position (tp) sensor (left side of throttle body)
• Tp sensor
• Tr sensor input