Fuses and relays Lincoln Town Car (FN145; 2003-2011) (2024)

12.21.2022

Table of Contents

In the engine compartment
In the passenger compartment

This material discusses in detail the fuse diagrams of the Lincoln Town Car (third generation / restyling; FN145): 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 release.

Fuses responsible for the power outlets and cigarette lighter:

up to 2004: #2, #6, #12 and #14 in the engine bay block;
from 2005:#16 in the interior block (up to 2008), and #5, #111, #113, #115 and #117 (from 2009) in the engine bay block.

In the engine compartment

Located in the right side of the engine bay, near the battery.

Photo - example.

Diagram

No.	Description	Amps
201	up to 2004:Horn
201	from 2005:A/C clutchRelay
202	up to 2004:PCM
203	up to 2004:Fuel pumpRelay
203	from 2005:Ignition coilRelay
204	up to 2004:A/C clutchRelay
204	from 2005:PCMRelay
205	Empty
206	up to 2004:Cornering lamp ground
206	from 2005:Fuel pumpRelay
207	up to 2004:Fog lampsRelay
208	up to 2004:Park lamp isolation
209	up to 2004:ABS Relay
209	from 2005:HornRelay
301	up to 2004:Blower motor
301	from 2005:StarterRelay
302	up to 2004:Starter solenoidRelay
302	from 2005:Air compressor - Rear Air Suspension Relay
303	up to 2004:Rear defrosterRelay
303	from 2005:Blower motorRelay
304	up to 2004:Air compressor - Rear Air Suspension Relay
	2005-2006:Delayed accessoryRelay
	from 2007:Rear defrosterRelay
501	up to 2004:PCM diode
501	2005-2007:A/C clutchdiode
502	2004:A/C clutchdiode
502	from 2005:Reverse batterydiode
503	from 2005:Horn, Door latchdiode
1	up to 2004:Radio, Fuse #33 in the interior block	30 A
	2005-2006:Ignition switch	20 A
	from 2007:Ignition switch	30 A
2	up to 2004:Front power outlet fuse	20 A
	2005-2006:Ignition switch (RUN/START)	25 A
	from 2007:Rear heated seats / Sunroof (2007 only)	20 A
3	from 2005:Powertrain control module - keep alive power and canister vent	10 A
4	up to 2004:Horn	15 A
4	from 2005:Fuel relay	20 A
5	up to 2004:Inertia switch and Fuel pump	20 A
5	from 2005:Power outlet - Instrument panel	20 A
6	up to 2004 and only Long Wheel Base: Right rear power outlet	20 A
6	from 2005:Regulator Alternator	15 A
7	up to 2004:Front heated seats	30 A
7	from 2005:PCM relay	30 A
8	from 2005:DDM - Driver’s Door Module	20 A
9	from 2005:Ignition coil relay	15 A
10	up to 2004:RASM - Rear Air Suspension Module	10 A
10	from 2005:Horn relay feed	20 A
11	up to 2004 and Long Wheel Base only:Rear heated seats	30 A
11	from 2005:A/C clutch relay feed	15 A
12	up to 2004 and Long Wheel Base only:Left rear power outlet	20 A
12	from 2005:Audio System	20 A
13	2003: alternator	15 A
	2004: alternator	7,5 A
	2005-2006:Interior fuse block feed #3	20 A
	from 2007:RASM - Rear air suspension module	10 A
14	up to 2004 and Long Wheel Base only:Rear door cigarette lighters fuse	20 A
14	from 2005:Stop lamp switch	20 A
15	from 2005:Fuel door and Lumbar	15 A
16	from 2005:Heated seats	20 A
17	Empty	-
18	Empty	-
19	all years: Injectors up to 2004: Mass Air Flow (MAF) sensor, DPFE sensor, PCM	15 A
20	all years: PCM up to 2004:Canister vent solenoid, VMV, HEGOs 2005-2006: Mass Air Flow (MAF) sensor	15 A
21	from 2005:Powertrain loads and sensors / 2006 only: A/C clutch relay coil feed	15 A
22	2005-2006:RASM - Rear Air Suspension Module	10 A
23	2005-2006:Delayed accessory (Sunroof, navigation and audio system)	10 A
23	from 2007:Heated mirrors	10 A
24	Empty	-
101	up to 2004:Ignition switch, fuses #2, #4, #6, #8, #13, #15, #17, #24 and #26 in the interior block, Starter	50 A
101	from 2005:Blower relay feed	40 A
102	Cooling fan	50 A
103	up to 2004:Blower motor	40 A
103	from 2005:Interior fuse block feed #1	50 A
104	up to 2004:Heated backlight, fuse 28 in the interior block	40 A
	2005-2006:Interior fuse block feed #2	40 A
	from 2007:Interior fuse block feed #2	50 A
105	up to 2004:EEC relay, PDB fuses #19 and #20, 2004 only: Fuel pump relay coil and A/C clutch relay coil	30 A
105	from 2005:Starter relay feed	30 A
106	ABS Pump	40 A
107	up to 2004:IP fuse 29, Delayed accessories relay (power windows, radio and sunroof)	40 A
107	from 2005:Rear defroster relay	40 A
108	up to 2004:IP fuse 30, Memory seats, Memory mirrors, Lumbar, Power seats, Adjustable pedals	30 A
108	from 2005:Power Decklid Module	40 A
109	up to 2004:Trunk pulldown/latch module	40 A
109	from 2005:ABS Valves	20 A
110	from 2005:Wiper module	30 A
111	from 2005:Power outlet - Left rear side	20 A
112	up to 2004:Ignition switch, fuses #10, #12, #14, #16, #18 in the interior block	40 A
112	from 2005:Air compressor - Rear Air Suspension	30 A
113	up to 2004: fuses #1, #5, #7, #9, #31 in the interior block	40 A
113	from 2005:Rear power outlet #2	20 A
114	up to 2004:Air compressor - Rear Air Suspension	30 A
	2005-2006:Sunnroof	20 A
	from 2007: Interior fuse block feed #3	20 A
115	up to 2004:IP fuses 11, 19, 21, 23, 25, 27, 32	40 A
115	from 2005:Rear cigarette lighter fuse	20 A
116	up to 2004:Wipers	30 A
116	from 2005:Decklid pulldown module	30 A
117	up to 2004:Rear power seats (Long Wheel Base only)	30 A
	2005-2006:Driver seat module	30 A
	2007:Fog lamps	20 A
	2009-2011:Lincoln Town Car Cigarette lighter fuse	20 A
118	up to 2004:ABS module	20 A
118	2005-2006:Rear heated seats	20 A
401	Empty	—
601	CB:Driver seat module, Power seats	20 A
602	CB:Delayed accessory relay for power windows, audio, navigation system and sunroof (2005-2007)	20 A

In the passenger compartment

Located by the brake pedal left and to the below of the steering wheel.

General view.

Diagram

No.	Description	Amps
R1	up to 2004: Executive - Power windows / Signature and Cartier - Accessory delay
	2005-2006:Rear defroster
	from 2007:Accessory delay
1	up to 2004:Lighting Control Module,	10 A
1	from 2005:Starter relay coil	10 A
2	up to 2004:Fog lamps	15 A
	2004:Back-up aide	5 A
	from 2005:Passenger airbag deactivation indicator (PADI), Occupant classification sensor,Restraint control module	10 A
3	up to 2004:Lighting Control Module, Right headlamp low beam	10 A
	2005-2010:Audio, Navigation control unit (up to 2007)	10 A
	2011:Audio System	5 A
4	up to 2004:Instrument cluster	7,5 A
4	from 2005:Back-up lamps, ABS - Anti-lock brake system (2009-2011)	10 A
5	up to 2004:Instrument panel light, Lighting Control Module	7,5 A
	2005:Audio system	10 A
	from 2007:Lighting Control Module	7,5 A
6	up to 2004: Heated seats,EATC	15 A
6	from 2005: Powertrain control module relay coil, Passive anti-theft system, Ignition relay coil, Fuel relay coil	10 A
7	up to 2004:Park/Tail lamps, Lighting Control Module, Cornering lamps, Autolamps / PAT and Sunload sensors	15 A
7	from 2005:Wiper control unit	10 A
8	up to 2004:Air suspension, Speed control,Shift lock	10 A
8	from 2005:Power decklid module (PDM), Overdrive cancel switch, Cluster, Lighting Control Module (2005-2006) - Rear defroster relay coil (2009-2010) - Traction control switch (2006-2011) - Compass module	10 A
9	up to 2004:High beam headlamps (LCM)	20 A
9	from 2005:Door lock switch illumination, Heated seat switch illumination, Electrochromatic mirror (2005-2008) - Mirror switch illumination (2005-2006) - Lighting Control Module	7,5 A
10	up to 2004:Air bags module, Restraint Control Module	10 A
10	from 2005:Hazards	10 A
11	up to 2004:Speed control unit and Stop lamps	20 A
	2005-2006:RASM - Rear Air Suspension Module	10 A
	from 2007:Turn signal	15 A
12	up to 2004: Anti-theft,Instrument cluster, Ignition coils,2004 - PCM relay coil	15 A
	2005-2006:Illumination - Lighting Control Module	10 A
	from 2007:Audio module	15 A
13	up to 2004:ABS module and relay, Traction control switch	10 A
13	from 2005:Extended rear park aide module, Cluster / ABS - 2007-2008	10 A
14	up to 2004:A/C clutch relay (2004) / Decklid, Transmission control switch, Lighting Control Module	15 A
14	from 2005:Adjustable pedals, from 2007 - Delayed accessory relay coil	15 A
15	up to 2004:Turn signalsб Multi-function switch	15 A
15	from 2005:Dual Automatic Temperature Control Unit	10 A
16	up to 2004:Wiper Control Unit	7,5 A
16	from 2005:OBD II, from 2005 and up to 2008 - Cigarette lighter fuse	20 A
17	up to 2004:Digital Transmission Range signal to back-up aide and sensor, Back-up lamps, EC mirrors	10 A
	2005-2006: ABS module, 2005 only - Positive Crankcase Ventilation
	from 2007: Heated seat modules,A/C cycle switch
18	up to 2004:Front radio unit, Lighting Control Module, Compass module / Rear audio unit / Climate control module, Heated seats switch, Door lock switches, OHC, Rear heated seats switch 2003 - Rain sense,TCU,Electronic day/night mirror 2004 - Mirror switch illumination	7,5 A
18	from 2005: Interior lamps	15 A
19	up to 2004: Clock, Instrument cluster, EATC, PCM	10 A
	2005-2006:Power mirrors, Driver andPassenger's - Door Module witches, DSM	10 A
	from 2007:Driver’s and Passenger's - Door Module switches, Power mirrors, DDM, PATS LED /2007-2009 - DSM	7,5 A
20	up to 2004:ABS, Shift lock	7,5 A
20	from 2005: Right low beam headlamp,Lighting Control Module	10 A
21	up to 2004:Hazard lamps, Multi-function switch	15 A
21	from 2005: Analog clock 2005 - Overhead console 2005-2006 - PATS LED, Cluster from 2007 - Illumination	10 A
22	up to 2004: Stop lamps, High mounted stop lamps, Multi-function switch	15 A
22	from 2005:Lighting Control Module, Left low beam headlamp	10 A
23	up to 2004:I/P cigarette lighter, Datalink connector 2003 andLong Wheel Base only -Rear door cigarette lighters	20 A
23	from 2005:Lighting Control Module	10 A
24	up to 2004:Front radio control unit	5 A
24	from 2005:High beams, Flash-to-pass (Multi-function switch)	15 A
25	up to 2004:Courtesy and Demand lamps	15 A
	2005-2006:Speed control deactivation switch, Stop switch signal feed, Brake-Transmission Shift Interlock	10 A
	from 2007:Cluster, Dual Automatic Temperature Control unit	10 A
26	up to 2004: Starter relay coil, Digital Transmission Range sensor,	5 A
26	from 2005: Park lamps, cornering lamps and from 2007 - license plate lamps	15 A
27	up to 2004:Fuel filler door release switch	20 A
27	2005-2006:Dual Automatic Temperature Control Unit	10 A
28	up to 2004:Heated mirrors	10 A
	2005:Center High-Mounted Stop Lamp	10 A
	2006:Center High-Mounted Stop Lamp	7,5 A
	from 2007: ABS, Brake-Transmission Shift Interlock, Brake signal	7,5 A
29	up to 2004:Left front power door module	20 A
29	2005-2006:Turn signals	15 A
30	up to 2004:Trunk lid release switch, Left front door module, Left front seat control switch, Door lock switches, Power mirror switch, Adjustable pedals 2006: Keypad switch illumination, DSM (memory function), Power decklid module Long Wheel Base only and 2006:Right front seat switch in rear arm rest	7,5 A
30	2005-2006:Stop lamps	15 A
31	up to 2004:Lighting Control Module, Main light switch	7,5 A
	2005-2006:Heated seats module, A/C cycle switch	10 A
	from 2007:Lighting Control Module (Key in)	5 A
32	2003:Electronic hidden antenna module	10 A
	2004:Navigation module, Electronic day/night mirror
	2005-2006:Mirror heaters
	from 2007:Delay accessory (audio system)	7,5 A
33	up to 2004:CD changer, Front radio module	15 A
33	2005-2006:Navigation and Audio system	15 A

FAQs

What do fuses and relays do? ›

Relays and Fuses are both important parts of an electric circuit. While relays act like a switch that controls machines, fuses protect the circuit from excessive current. Now that you know the difference between the two, you can choose the right one for the right job and keep your homes and offices safe.

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Where is the fuse for air suspension in a Lincoln Town Car? ›

There are 2 fuses that control your Air suspension , one is the #1 fuse in the interior fuse panel and the other is the U fuse in the under hood fuse panel.

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Where are the fuses on a 2003 Town and Country? ›

Lower left dash, about where your knee would be, there is a removable access panel to get to it. There's another one under the hood near the battery.

Discover More Details ›

What are the symptoms of a bad relay? ›

If your starter relay has gone bad, the electrical signal will never make it from the battery to the starter motor. As a result, your engine won't turn over - no matter how many times you turn the key. A faulty relay often produces an audible clicking sound when you turn your car.

Find Out More ›

What happens when a relay stops working? ›

A bad main relay can cause problems like a no-start condition, unreliable vehicle ignition, an engine that won't stay running, and an illuminated check engine light. Relays are electronically-controlled switches. They connect or break paths in a circuit to control electric currents and their respective devices.

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How do I know if my air suspension compressor is bad? ›

Listen. Another major symptom of a problem with your air compressor are strange noises while the vehicle is in operation. If you hear noises such as loud grinding, whining, or clicking, this can be a sign of a problem with the compressor's motor. If you notice an abnormal sound, you should get it looked into.

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Is there a sensor for air suspension? ›

The Electronic Control Unit (ECU) is provided with this information and sends a signal to the air suspension compressor to increase or decrease the air in the air struts appropriately. Ride height sensors can wear out and are vulnerable to damage from road debris, accidents, water and salt intrusion.

Find Out More ›

Why does my Lincoln Town Car say air suspension? ›

When the air suspension light comes on in a Lincoln Town Car, it typically means there is a problem with the air suspension system. This could be due to a variety of issues, from air leaks to faulty sensors or a failing air compressor.

Get More Info ›

How do I know which fuse is bad in my car? ›

The first step in troubleshooting a blown car fuse is to locate the affected fuse. In some cases, the fuse is not visible, but a test light can help determine the issue. Look for a pin that is lit up on one side and not the other. If the pin is lit on both sides, the fuse is still working.

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Where are the two fuse panels located? ›

Locating the Fuse Box

In most cases, the main fuse box is situated under the hood, near the battery, while secondary panels can be found in the passenger compartment, often hidden behind a removable panel.

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Where are the fuses for the dashboard? ›

Find the fuse that powers your dashboard lights.

Check under the hood, under the dashboard, or near or in the glove compartment. Once you find the fuse box or boxes, remove the lid and check the diagram on the underside of the lid for a fuse labeled "dash lights" or just “lights.”

What is the main function of a relay? ›

The primary purpose of a relay is to protect the electrical system from too high of a voltage or current, allowing the safe operation of any equipment it connects to. They're commonly found in a variety of applications, from commercial and industrial uses to home and consumer products.

Learn More ›

What is the main purpose of a fuse? ›

The fuse breaks the circuit if a fault in an appliance causes too much current to flow. This protects the wiring and the appliance if something goes wrong. The fuse contains a piece of wire that melts easily. If the current going through the fuse is too great, the wire heats up until it melts and breaks the circuit.

Why use a relay instead of a fuse? ›

Fuses are typically used in simple systems where response time is not critical, while relays are commonly used in more complex systems where faster response time and remote control are needed.

Will a relay click if its bad? ›

If you hear or feel the relay click, the relay and its wiring aren't the problem. But if it's not clicking, the problem could be in the relay itself or in the wiring.

Keep Reading ›

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