Cadillac Eldorado (1979 – 1981) – fuse and realy box diagram

Year of production: 1979, 1980, 1981

 

This article covers the Cadillac Eldorado, produced from 1953 to 2002. The Cadillac Eldorado was one of the longest-produced luxury coupé models in the history of American automotive manufacturing. 

Inside, you’ll find fuse box diagrams for the 1979 through 1981 models, along with details on the location of the fuse panels within the vehicle and information on the function and layout of each fuse and relay.

 

Fuse box diagram

 

Assignment of the fuses in the fuse box

Fuse	[A]	Protected Component
1	3	Fuel injector
2	3	Fuel injector
3	3	Fuel pump cranking circuit
4	20	ECS battery
5	10	MDA ignition
6	10	Fuel pump
7	15	ECS ignition
8	—	—

 

 

Assignment of the fuses in the fuse box

Fuse	[A]	Protected Component
1	10	Cornering, side marker, opera, right door ash tray, instrument panel ash tray lights
2	3	Cruise control, DFI brake switch
3	5	Rheostat controlled instrument panel lights
4	—	—
5	10	Back-up lights, diesel fast idle, diesel controller
6	20	Air conditioning compressor feed, ECC programmer and power module, rear defogger relay coil, generator indicator
7	10	Antenna motor feed
8	8	Turn signal lights
9	25	Opera, license, tail and rear side marker lights
10	20	Stop light switch, hazard warning flasher, ECC control head
11	20	Fuel gauge, oil pressure and coolant temperature indicator, low brake fluid indicator, seat belt warning chime and indicator, electronic level control compressor, downshift switch
12	20	Key warning buzzer, coolant temperature indicator, instrument panel courtesy and compartment lights, cigar lighter, engine telltale light, glove box light
13	25	Automatic Temperature Control blower
14	—	—
15	10	Radio, antenna relay coil
16	20	Electronic fuel injection (’79)
17	20	Body courtesy lights, cigar lighters, level control height sensor, ash tray lights
18	25	Windshield wipers and low washer fluid indicator
19	25	Rear window defogger

Circuit Breaker:

• Headlights (Twilight Sentinel) — Integral with headlight switch.
• Windshield Wiper — Integral with windshield wiper switch.
• Rear Defogger — Circuit breaker located on lower steering column cover reinforcement.
• Sunroof — 25 amp. On body bracket at upper right corner of fuse block

Fusible Link:

• Accessories & Body Feed — 16 gauge fusible link located in black/red stripe wire at starter
• Ignition — 16 gauge fusible link located in red wire at starter solenoid
• Headlights — 18 gauge fusible link located in yellow wire at starter
• Charging — 16 gauge fusible link located in red/white stripe wire at junction block
• Fuel Injection Electronic Control Unit – 18 gauge fusible link located in dark green wire on “BAT” terminal of alternator (’79).

In-Line Fuse:

• Vanity Mirror — 2 amp. fuse located behind mirror
• EFI Fuel Pump — 10 amp. fuse located left of fuel injection electronic control unit brown wire (’79)
• Theft Deterrent — One 20 amp. fuse for lights, and one 25 amp. fuse for horn is located above radio in instrument panel.
• Trunk Lid Pull Down — One 20 amp. fuse is located behind right hand fabric rear end panel inside trunk.

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

Cadillac Eldorado (1994) – fuse and relay box diagram

Year of production: 1994

 

This article covers the   Cadillac Eldorado, produced from 1953 to 2002. The Cadillac Eldorado was one of the longest-produced luxury coupé models in the history of American automotive manufacturing.

Inside, you’ll find fuse box diagrams for the 1994 models, along with details on the location of the fuse panels within the vehicle and information on the function and layout of each fuse and relay.

Engine compartment fuse block

Fuse box location

The maxi fuse and relays are located next to the engine compartment fuse block.

 

Fuse box diagram

 

Assignment of the  fuses in the engine compartment

Fuse name	Ampere rating [A]	Usage
DISTR	20	IGNITION CONTROL MODULE
SIR	20	DIAGNOSTIC/ENERGY RESERVE MODULE (DERM) ,  DUAL POE ARMING SENSOR
PCM (IGN)	10	POWERTRAIN CONTROL MODULE (PCM),  PASS-Key@ DECODER MODULE
INJ	10	1,4,6, AND 7 FUEL INJECTORS
INJ	10	2,3,5, AND 8 FUEL INJECTORS
IGN 1	10	A/C REFRIGERANT PRESSURE SWITCH, TRANSAXLE RANGE SWITCH, STOP/BTSI/CRUISE BRAKE SWITCH, INSTRUMENT PANEL CLUSTER, KEYLESS ENTRY MODULE, DIAGNOSTIC/ENERGY RESERVE MODULE (DERM), CORNERING LIGHTS, TURN/HAZARD SWITCH ASSY, CHIME MODULE, HEADLIGHT SWITCH, TWILIGHT SENTINEUDRL MODULE
FUEL PUMP	20	FUEL PUMP, OIL PRESSURE SWITCH, POWERTRAIN CONTROL MODULE (PCM)
PCM (BAT)	10	P6WERTRAIN CONTROL MODULE (PCM)
RTD (BAT)	20	ROAD SENSING SUSPENSION (RSS) MODULE
A/C COMP	10	A/C COMPRESSOR CLUTCH
HDLPS	30	HEADLIGHT DIMMER SWITCH, HEADLIGHT RELAY “D” (ENGINE COMP MICRO RELAY CENTER),  DRL HEADLIGHT RELAY “E (WITH DAYTIME RUNNING LIGHTS),  POWERS C13
STOP LP	20	STOP/BTSI/CRUISE SWITCH,  STOPLIGHT SWITCH CAPACITOR
TURN/HAZ	20	HAZARD FLSHER,  TURN FLASHER RELAY, TURN FLASHER MODULE
DRL (CANADA)	10	DAYTIME RUNNING LIGHTS (CANADA)
DRL (CANADA)	10	LEFT AND RIGHT LO BEAM HEADLAMP
HTD W/S	10	HEATED WINDSHIELD CONTROL MODULE
LR STRUT	10	LEFT REAR STRUT
RR STRUT	10	RIGHT REAR STRUT
LF STRUT	10	LEFT FRONT STRUT
RF STRUT	10	RIGHT FRONT STRUT
L HDLP LO	10	LEFT LO BEAM HEADLAMP
R HDLP LO	10	RIGHT LO BEAM HEADLAMP
L HDLP HI	10	LEFT HI BEAM HEADLAMP
R HDLP HI	10	RIGHT HI BEAM HEADLAMP
IGN 3	10	REAR DEFOGGER RELAY, ELECTRONIC LEVEL CONTROL (ELC), HEATED WINDSHIELD, HEATER AND A/C PROGRAMMER, CRUISE CONTROL
COOLING FAN	10	EXTENDED TRAVEL BRAKE SWITCH,  POWERTRAIN CONTROL MODULE (PCM),  COOLING FANRELAYS 1,2, AND 3, FRONT AND REAR HEATED OXYGEN SENSOR
TRANS/ECS	10	OVERSPEED ALERT MODULE (EXPORT),  POWER STEERING PRESSURE SWITCH,  EXHAUST GAS RECIRCULATION (EGR) VALVE,  TRANSAXLE SHIFT SOLENOIDS A & B,  EVAPORATIVE EMISSION CONTROL SOLENOID,  POWERTRAIN CONTROL MODULE (PCM),  TORQUE CONVERTER CLUTCH SOLENOID,  TCC BRAKE SWITCH

Maxi fuse block (LH MAXI)

Assignment of the  fuses in the engine compartment (LH maxi fuse block)

Fuse	Fuse name	Ampere rating [A]	Usage
1	(STRG 1-2)	50	RETAINED ACCESSORY POWER (RADIO/WIPERS), STARTER, TRUNK COMF FUSES B11 AND 813
2	BODY	60	ENGINE COMF B11, ROAD SENSING SUSPENSION, FOG LIGHTS, TRUNK COMF FUSE C1, C3, C5, C7, C9, AND C11, TRUNK COMIP FUSE C13 (EXPORT), REAR FOG LIGHT (EXPORT)
3	SEAT	30 CB	LEFT AND RIGHT LUMBAR RELAYS, POWER DOOR LOCKS,  KEYLESS ENTRY MODULE, HORNS, FUEL DOOR RELEASE SWITCH, TRUNK RELEASE SWITCH
4	IPC	30	POWERTRAIN CONTROL MODULE (PCM),  ELECTRONIC CLIMATE CONTROL, RAPALLUMINATED ENTRY MODULE, INSTRUMENT PANEL CLUSTER,  PASS-Key@ DECODER MODULE,  THEFT DETERRENT
5	HVAC	60	LEFT AND RIGHT HEATED SEATS, ELECTRONIC LEVEL CONTROL (ELC),  TRUNK LID PULL DOWN, POWER ANTENNA, REAR DEFOGGER, LEFT AND RIGHT MIRROR DEFOGGERS
6	STRG 3	60	RETAINED ACCESSORY POWER, (SUNROOF/POWER WINDOWS), ENGINE COMF! FUSES D1, D3, D5, TRUNK COMI? FUSES A1 , A3, A5, A7, A9

Maxi fuse block (RH MAXI)

 

Assignment of the  fuses in the engine compartment (RH maxi fuse block)

Fuse	Fuse name	Ampere rating [A]	Usage
1	DAB	30 CB	RETAINED ACCESSORY POWER (RAP) (SUNROOF/POWER WINDOWS)
2	RADIO	30	DELCO-BOSEB SPEAKERS,  RADIO CONTROL HEAD, REMOTE RADIO RECEIVER
3	COOL	50	COOLING FANS
4	HVAC BLOWER (BLOWER)	40	HVAC POWER MOTOR, A/C COMPRESSOR
5	ABS (BRAKES)	50	BRAKE PRESSURE MODULATOR VALVE
6	LAMPS	50	TURN FLASHER MODULE, HAZARD FLASHER, STOP/BTSI/CRUISE BRAKE SWITCH, PARKING LIGHTS, DAY TIME RUNNING LIGHTS (CANADA), ENGINE COME FUSES 61, B3 AND B5, TRUNK COMF! FUSES Dl 1, Dl3

Rear Compartment Fuse Block

Fuse box diagram

 

Assignment of the  fuses in the rear compartment

Fuse name	Ampere rating [A]	Usage
CRANK	10	RAP/ILLUMINATED ENTRY MODULE, DlAGNOSTIC/ENERGY RESERVE MODULE (DERM), TRANSAXLE RANGE SWITCH (NSSS)
IGN 1	10	TRUNWFUEL DOOR RELEASE INHIBIT RELAY “E”, FUEL LEVER SENSOR, ELECTROCHROMIC MIRROR,  RAP/ILLUMINATED ENTRY MODULE, THEFT DETERRENT MODULE, KEYLESS ENTRY MODULE, TURN FLASHER RELAY “F TRUNK COMP MICRO RELAY CENTER
HDLP WASH	30	EXPORT ONLY – NOT EQUIPPED
IPC (IGN)	10	INSTRUMENT PANEL CLUSTER
RTD SUSP	10	SPEED SENSITIVE SUSPENSION, ENGINE COMP MICRO RELAY CENTER RSS DAMPER RELAY “F”
ABS	10	ELECTRONIC BRAKE AND TRACTION CONTROL MODULE (EBTCM)
WIPER	30	WIPER/WASHER SWITCH
RAD (IGN)	10	REMOTE RADIO RECEIVER
R DEFOG	30	REAR DEFOGGER
HTD MlRR	10	LTAND RT OUTSIDE MIRROR DEFOGGERS
IPC (BATT)	10	INSTRUMENT PANEL CLUSTER
THEFT	10	PASS-Key@ DECODER MODULE, THEFT DETERRENT RELAY “D” (TRUNK COMP RELAY CENTER), THEFT DETERRENT MODULE
HVAC/DABIE	10	HEATER AND A/C PROGRAMMER, RAP/ILLUMINATED ENTRY MODULE
RADIO	30	ACTIVE AUDIO AMPLIFIER
TRAILER	20	NOT EQUIPPED
ANT	10	ANTENNA MOTOR
CIGAR	20	LT AND RT REAR CIGARETTE LIGHTERS, FRONT CIGARETTE LIGHTER, CHIME MODULE
BODY 2	10	POWER MIRROR SWITCH, RAP RELAY, LOCK-OUT INHIBIT RELAY “A” (TRUNK COMP 1 MICRO RELAY CENTER), COURTESY LIGHTS RELAY “C” (TRUNK COME 2 MICRO RELAY CENTER), RAP RELAY “E (TRUNK COMP. 2 MICRO RELAY CENTER), KEYLESS ENTRY MODULE, TRUNK LAMP
BODY 1	10	FRONT DOOR LOCK SWITCHES, FRONT DOOR COURTESY LAMP, GLOVE BOX LAMP, HEADLIGHT SWITCH
READ LP	10	LTAND AT FRONT HEADER LAMP, GARAGE DOOR OPENER, LT AND RT REAR HEADER LAMPS
L PRK LP	10	LT REAR TAIL/STOP/TURN LAMPS, LT FRONT PARK/TURN LAMPS, FRONT AND REAR LEFT SIDE MARKER LAMPS, RT REAR MARKER LAMP, HEADLIGHT SWITCH, INSTRUMENT PANEL CLUSTER
R PRK LP	10	RADIO CONTROL HEAD, RT TAIUSTOP TURN LAMPS, RT FRONT AND REAR SIDE MARKER LAMPS, RT FRONT PARK AND TURN LAMPS, ENGINE COME LAMP, LICENSE PLATE LAMPS
RAD (BAT)	10	RADIO
TRUNK PLD	20	TRUNK LID PULL DOWN MOTOR
ELC	30	ELECTRONIC LEVEL CONTROL (ELC)
R HTD SEAT	10	PASSENGERS HEATED SEAT
L HTD SEAT	10	DRIVER’S HEATED SEAT

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

Cadillac Eldorado (1992 – 1993) – fuse and relay box diagram

Year of production: 1992, 1993

 

This article covers the  Cadillac Eldorado, produced from 1953 to 2002. The Cadillac Eldorado was one of the longest-produced luxury coupé models in the history of American automotive manufacturing.

Inside, you’ll find fuse box diagrams for the 1992 and 1993 models, along with details on the location of the fuse panels within the vehicle and information on the function and layout of each fuse and relay.

Engine compartment

Maxi Fuse/Relay Center

The maxi fuse and relays are located next to the engine compartment fuse block.

 

Assignment of the  fuses in the engine compartment

Fuse name	Ampere rating [A]	Usage
COIL	20	4.9L DISTRIBUTOR, 4.6L IGNITION CONTROL MODULE
SIR	20	DIAGNOSTIC ENERGY RESERVE MODULE (DERM) SIR (AIR BAG), ARMING SENSOR
PCM (IGN)	10	POWERTRAIN CONTROL MODULE (PCM),  PASSKey DECODER MODULE
INJ	10	FUEL INJECTORS 1,4,6,7
INJ	10	FUEL INJECTORS 2,3,5,
IGN	10	A/C COMPRESSOR, ELECTROCHROMIC MIRROR,  INSTRUMENT PANEL CLUSTER, DIAGNOSTIC ENERGY RESERVE MODULE (DERM) SIR (AIR BAG), KEYLESS ENTRY MODULE,  CORNERING LIGHTS, CHIME MODULE,  TWILIGHT SENTINEL/DRL MODULE, BACKUP LIGHTS, BRAKE TRANSMISSION SHIFT INTERLOCK
FUEL	20	FUELPUMP, POWERTRAIN CONTROL MODULE
PCM (BAT)	10	POWERTRAIN CONTROL MODULE (PCM)
A/C	10	A/C COMPRESSOR
HTD W/S	10	HEATED WINDSHIELD
STOP LP	20	STOP LIGHTS
TURN/HAZ	20	HAZARD LIGHTS, TURN SIGNAL LIGHTS
DRL (CANADA)	10	DAYTIME RUNNING LIGHTS
DRL (CANADA)	10	DAYTIME RUNNING LIGHTS
SUSPENSION	10	ROAD SENSING SUSPENSION,  SPEED SENSITIVE SUSPENSION (4.9L)
RTD (BAT)	20	ROAD SENSING SUSPENSION
L HDLP LO (EXPORT)	10	LEFT HEADLAMP LOW BEAM
R HDLP LO  (EXPORT)	10	RT HEADLAMP LOW BEAM
L HDLP HI (EXPORT)	10	LEFT HEADLAMP HIGH BEAM
R HDLP HI (EXPORT)		RIGHT HEADLAMP HIGH BEAM
IGN 3	10	HEATED WINDSHIELD, HEATER AND A/C PROGRAMMER,  ELECT. LEVEL CONTROL (ELC), DEFOGGER RELAY “D”,  CRUISE CONTROL,  POWERTRAIN CONTROL MODULE
COOLING FAN	10	COOLING FANS, POWERTRAIN CONTROL MODULE (4.6L), FRONT AND REAR HEATED OXYGEN SENSOR (4.6L)
TRANS/ECS	10	EXHAUST GAS RECIRCULATION (EGR),  POWERTRAIN CONTROL MODULE (PCM), AUTOMATIC TRANSAXLE, EVAPORATIVE EMISSION CONTROL SOLENOID, OVERSPEED ALERT MODULE (EXPORT), POWER STEERING PRESSURE SWITCH

MAXI Fuse block

LH MAXI FUSE BLOCK

 

Assignment of the  fuses in the engine compartment (LH maxi fuse block)

Fuse number	Fuse name	Ampere rating [A]	Usage
1		50	RETAINED ACCESSORY POWER (RADIO/WIPERS), STARTER, TRUNK COMR FUSE A11, ENGINE COMP FUSES A1, A3, A5, A7, A9, A11, A13
2	U.S.A./CANADA Z49/SAUDI	60	TRUNK COMP FUSES C1, C3, C5, C7, C9, C11, ROAD SENSING SUSPENSION
	EXPORT EXCEPT SAUD	60	ROAD SENSING SUSPENSION, REAR FOG LIGHT (EXPORT), TRUNK COMP FUSES C1, C3, C5, C7, C9, C11, C13
3	CIRCUIT BREAKER	30	TRUNK RELEASE, LEFT AND RIGHT POWER SEAT, LEFT AND RIGHT LUMBAR CONTROL, KEYLESS ENTRY MODULE, POWER DOOR LOCKS, HORNS
4		30	POWERTRAIN CONTROL MODULE (PCM), ELECTRONIC CLIMATE CONTROL, RAP/ILLUMINATED ENTRY MODULE, INSTRUMENT PANEL CLUSTER, PASSKey DECODER MODULE, THEFT DETERRENT
5		60	LEFT AND RIGHT HEATED SEATS, ELECTRONIC LEVEL CONTROL (ELC), TRUNK LID PULL DOWN, POWER ANTENNA, REAR DEFOGGER, LEFT AND RIGHT MIRROR DEFOGGERS
9		60	RETAINED ACCESSORY POWER (SUNROOF/POWER WINDOWS), ENGINE COMP. FUSES C7, D1, D3, D5, TRUNK COMF! FUSES A1, A3, A5, A7

 

RH MAXI FUSE BLOCK

 

Assignment of the  fuses in the engine compartment (RH maxi fuse block)

Fuse numeber	Fuse name	Ampere rating [A]	Usage
1	FUSE	40	TURN/HAZ STOP LP, PARK LIGHTS
2	FUSE	30	DELCO-BOSEG SPEAKERS, RADIO CONTROL HEAD, REMOTE RADIO RECEIVER
3	CIRCUIT BREAKER	30	FLASH TO PASS FEATURE, DAYTIME RUNNING LIGHT (DRL), HEADLIGHTS
4	HAVAC BLOWER	40	HVAC POWER MODULE, A/C COMPRESSOR
5	ABS	50	ANTILOCK BRAKE PRESSURE VALVE
6	COOLING FANS	50	COOLING FANS

Rear Compartment Fuse Block

 

Assignment of the  fuses in the rear compartment

Fuse name	Ampere rating [A]	Usage
CRANK	10	RAP/ILLUMINATED ENTRY MODULE, DIAGNOSTIC ENERGY RESERVE MODULE (DERM), STARTER
IGN 1	10	CATALYTIC CONVERTER ALARM MODULE (EXPORT), FUEL LEVEL SENSOR, ELECTROCHROMIC MIRROR, THEFT DETERRENT MODULE, KEYLESS ENTRY MODULE, TURN SIGNAL LIGHTS, RAP/ILLUMINATED ENTRY MODULE
HDLP WASH (EXPORT)	30	HEADLIGHT WASHER MODULE
IPC (IGN)	10	INSTRUMENT PANEL CLUSTER
CNSL SW	10	REAR BLOWER MOTOR, CONSOLE SWITCH
ABS	10	ELECTRONIC BRAKE CONTROL MODULE (4.9L), ELECTRONIC BRAKE AND TRACTION CONTROL, MODULE (NORTHSTAR)
WIPER	30	WIPER/WASHER SWITCH
RAD (IGN)	10	REMOTE RADIO RECEIVER
R DEFOG	30	REAR DEFOGGER
HTD MlRR	10	RIGHT AND LEFT POWER MIRROR-DEFOGGER
IPC (BATT)	10	INSTRUMENT PANEL CLUSTER
THEFT	10	PASS-Key@ DECODER MODULE, THEFT DETERRENT RELAY,  THEFT DETERRENT MODULE
HVACIDABIE	10	HEATER AND A/C PROGRAMMER, RAP/ILLUMINATED ENTRY MODULE
REAR FOG (EXPORT)	10	REAR FOG LIGHTS
FOG LP (4.6L)	10	FOG LIGHTS
CNSL FAN	10	REAR BLOWER MOTOR
CIGAR	20	REAR CIGAR LIGHTERS-SEVILLE ONLY,  FRONT CIGAR LIGHTER, CHIME MODULE
BODY 2	10	POWER MIRROR SWITCH, RETAINED ACCESSORY POWER, TRUNK LIGHT, CONSOLE SWITCH, PANEL LIGHTS INHIBIT (EXPORT), COURTESY LIGHTS, KEYLESS ENTRY MODULE
BODY 1	10	POWER DOOR LOCKS, DOOR LOCK CYLINDER ILLUMINATION,  GLOVE BOX LIGHT, FOOTWELL LIGHTS, TWILIGHT SENTINEUDRL MODULE, HEADLIGHT SWITCH
READ LP	10	LEFT AND RIGHT VANITY MIRRORS, GARAGE DOOR OPENER, FRONT AND REAR HEADER LIGHTS
L PRK LP	10	RADIO DIMMING, HEADLIGHT SWITCH, INSTRUMENT PANEL CLUSTER, LEFT MARKER LIGHT, LEFT TAIL/STOP/TURN LIGHTS, LEFT PARWTURN LIGHT
R PRK LP	10	RIGHT MARKER LIGHTS, LICENSE LIGHTS, RIGHT PARWURN LIGHT, ENGINE COMPARTMENT LIGHT, RIGHT TAlL/STOP/TURN LIGHTS
RAD (BAT)	10	REMOTE RADIO RECEIVER, RADIO CONTROL HEAD
ANT/TRUNK	20	TRUNK PULL DOWN,  POWER ANTENNA
ELC	20	ELECTRONIC LEVEL CONTROL
R HTD SEAT	10	PASSENGERS HEATED SEAT
L HTD SEAT	10	DRIVERS HEATED SEAT

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.