Fuses and relays Lincoln Navigator (UN173; 1999-2002)

This material discusses in detail the fuse diagrams of the Lincoln Navigator (first generation / restyling; un173): 1999, 2000, 2001, 2002 release.

Fuses #3 in the interior block and #1, #4 in the engine bay block are responsible for the cigar lighter and power outlets.

In the engine compartment

Located on the left side of the engine bay, under the porotection cover.

General view.

Diagram
No.	Description	Amps
501	Powertrain Control Module diode
502	A/C Clutch diode
503	from 2000: Automatic Park Brake Release diode
201	Trailer Tow - Park Lamp
202	Front Wiper Run/Park Relay
203	Trailer Tow - Backup Lamp Relay
204	A/C Clutch Relay
205	1999: Horn Relay
	from 2000: Rear Wiper (Down) Relay
206	Fog Lamp Relay
207	Front Washer Pump Relay
208	Rear Washer Pump Relay
209	1999: Front Wiper (Hi/Lo) Relay
	from 2000: Rear Wiper (Up) Relay
210	Empty
211	Empty
212	1999: Rear Wiper (Up) Relay
213	1999: Rear Wiper (Down) Relay
301	Lincoln Navigator Fuel Pump Relay
302	Trailer Tow - Battery Charge
303	from 2000-2002: Front Wiper High/Low
304	PCM
401	Empty
1	1999:  Power Outlet	25 A
	from 2000: Power Outlet	20 A
2	Powertrain Control Module (PCM)	30 A
3	Headlamps and Autolamps	30 A
4	1999: Power Outlet - Console	25 A
	2000-2002: Power Outlet - Console	20 A
5	Trailer Tow - Backup and Park Lamps	20 A
6	all years: Parking lamps and Autolamps module from 2000: fuse #18 in the interior block	15 A
7	Horn	20 A
8	Power Door Locks	30 A
9	Fog Lamps, DRL: Daytime Running Lamps	15 A
10	Fuel Pump Fuse	20 A
11	Alternator Field	20 A
12	Wipers - Rear	10 A
13	from 2000: A/C Clutch	15 A
14	Empty	—
15	Running Board Lamps	10 A
16	Empty	—
17	Delayed Accessoiy (Audio, 1999: Sunroof, from 2000: Flip Windows)	10 A
18	Powertrain Control Module, Mass Air Flow Sensor, Fuel Injectors, Fuel Pump	15 A
19	Trailer Tow - Right Turn Lamp and Stop	10 A
20	Trailer Tow - Left Turn Lamp and Stop	10 A
21	Empty	—
22	Empty	—
23	All years: HEGO Sensors, Canister Vent 1999: Powertrain Control Module from 2000: Transmission, CMS Sensor	15 A
24	1999: Transmission, Powertrain Control Module, CMS Sensor	15 A
101	Trailer Tow - Battery Charge	30 A
102	4 Wheel ABS Module	50 A
103	Junction Box Battery Feed	50 A
104	4x4 Shift Motor and Clutch	30 A
105	Front Blower - Climate Control System	40 A
106	Empty	—
107	Passenger Seat Lumbar (2000-2002) / Passenger Power Seat	30 A
108	Trailer Tow - Electric Brake	30 A
109	Air Suspension Compressor	50 A
110	1999: Sunroof, Heated Seats and Flip Windows	30 A
	from 2000: Heated Seats/CCS
111	Ignition Switch Battery Feed (Run and Start)	50 A
112	Drivers Seat Lumbar (2000-2002) / Memory (Adjustable Pedals, Drivers Seat, Mirrors)	30 A
113	1999: Ignition Switch Battery Feed (Run and Accessory)	50 A
	2000-2002: Ignition Switch Battery Feed (Run and Accessory)	40 A
114	Auxilary Blower - Climate Control	30 A
115	Empty	—
116	Rear Window Defroster, Heated Mirrors	40 A
117	Empty	—
118	Empty	—
601	Circuit Breaker: Delayed Accessory (Flip Windows, Power Windows,  Radio, from 2000: Sunroof)	30 A
602	Empty	—

In the passenger compartment

Fuse box is located to the left and below of the steering wheel.

General view.

Diagram
No.	Description	Amps
R1	Interior Lamps Relay
R2	Battery Saver Relay
R3	Rear Window Defroster Relay
R4	One Touch Down Window Relay
R5	ACC Delay Relay
1	Audio system	25 A
2	Overhead Trip Computer, Clock,   Powertrain Control Module (PCM), Cluster, Electronic Automatic Temperature Control (EATC) module Navigation (from 2000)	5 A
3	OBD2 Connector, Lincoln Navigator Cigarette Lighter Fuse	20 A
4	1999: Air Suspension Switch, Remote Entry Module, Autolamp Module, Memory Module, Power Mirrors, Adjustable Pedals	15 A
	2000-2002: Power Fold Mirrors, Power Mirrors, Remote Entry Module, Memory Module, Drivers Seat, Adjustable Pedals	7,5 A
5	1999: AC Clutch Relay, EVO Module, Climate Mode Switch All years: Speed Control Module, Reverse Lamp, Daytime Running Lamp (DRL) Relay From 2000: Navigation, Autolock, Reverse Sensing System,  E/C Mirror	15 A
6	All years: Brake Shift Interlock Solenoid, Overhead Trip Computer, Cluster, Steering Sensor, Compass, Air Suspension Module, GEM From 2000: Automatic Park Brake Release (2000-2002), Heated Mirror (2000-2002), Reverse Sensing System (2000-2002), Rear Defroster (2000-2002)	5 A
7	Console Blower, Auxilary A/C Blower Relay,	5 A
8	Radio (1999), Cell Phone, Remote Entry Module, GEM Module, Clock	5 A
9	Empty	—
10	Empty	—
11	Rear Washer Pump Relay, Front Washer Pump Relay, Wiper HIGHT/LOW Relay,  Wiper Run/Park Relay,  Windshield Wiper Motor	30 A
12	from 2000: Air Suspension Switch	15 A
13	Turn and Hazard Flasher, Stop Lamp Switch (Lamps), Speed Control Module	20 A
14	Accessory Delay Relay (Flip Windows, Power Windows, Audio, from 2000: Sunroof and Homelink), Running Board Lamps, Rear Wipers, Interior Lamp Relay, Battery Saver Relay,	15 A
15	all years: GEM Module, Stop Lamp Switch: PCM Module Inputs, Speed Control, ABS, Brake Shift Interlock from 2000: Autolock and Air Suspension Module	5 A
16	Hi Beam Headlamps, Hi Beam Indicator - Cluster	20 A
17	Heated Mirrors and Rear Window Defroster Indicator - Cluster	10 A
18	Dimmer Switch Power - Instrument Illumination, Clock (Dimmer), from 2000: Navigation display	5 A
19	Empty	—
20	Audio, Air Suspension Module, Memory Module, GEM Module, Digital Transmission Range Selector	5 A
21	Starter Relay, Fuse 20, Digital Transmission Range Selector (2000-2002)	15 A
22	Air Bag Module, EATC (2000-2001), EATC Blower Relay (2000-2001), Feeds Fuse 7 (2000-2001), Intelligent Passenger Air Bag Deactivation Module (2002)	10 A
23	Electrochromic Mirror, Aux A/C, Heated Seats, Trailer Tow Battery Charge, Turn/Hazard Flasher, Console Blower Door Actuator, 4x4 Clutch Relay (2000-2002), 4 Wheel Anti-Lock Brake System (4WABS) Module (2000-2002)	10 A
24	2002: EATC Module, EATC Blower/Flasher Relay, Climate Control Selector Switch , Feeds fuse 7 1999: Climate Mode Switch (Blower Relay), EATC (via fuse 7), EATC Blower Relay	10 A
25	1999: 4 Wheel Anti-Lock Brake System (4WABS) Module	5 A
26	Right Headlamp - Low Beam	10 A
27	Fog lamps Relay and Indicator	5 A
28	Left Headlamp - Low Beam	10 A
29	Transmission Overdrive Control Switch, Autolamp control unit	5 A
30	Passive Anti Theft Transceiver,  Ignition Coils, Cluster, PCM Relay	30 A
31	CD Player, Rear Integrated Control Panel (Audio), Cell Phone	10 A