Cadillac Seville (1986 – 1991) – fuse box diagram

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Cadillac Seville (1986 – 1991) – fuse box diagram

Year of production: 1986, 1987, 1988, 1989, 1990, 1991

Passenger Compartment Fuse Box

Cadillac Seville - fuse box diagram - passenger compartment fuse box
Cadillac Seville – fuse box diagram – passenger compartment fuse box
No.
 A
 Protected Component
1 10 Electric Height Sensor, Electronic Level Control (ELC) Compressor
2 20 Courtesy Lamps, Interior Light, Trunk Light
3 10 Antenna Relay
4 20 Rear Door Cigarette Lighter (’86-’89), Console Cigarette Lighter (’86), Chime Module (’88-’91), Fuel Door Release Switch (’86-’87), Glove Box Lamp (’86)
5 15 Central Power Supply
6 20 Electronic Level Control (ELC) Compressor Relay
7 5 ’90-’91: Programmer (HVAC)
15 ’86-’89: Auto Day/Night Mirror, Chime Module, Brake Switch (Cruise Control), Theft Deterrent Module, Theft Deterrent Relay
8 3 Multi-Function Switch, Battery No Charge, Cruise Control
9 7.5 Programmer (AVAC), Rear Window Defogger Relay, Electric Height Sensor
10 3 Body Control Module (BCM), Overspeed Jumper (Saudi)
11 10 Radio
12 25 Windshield Wiper/Washer Switch
13 15 Trunk Release Switch
14 10 Courtesy Lamp Relay, High Beam Relay, Low Beam Relay, Retained Accessory Power (RAP) No.1 & 2, Twilight Headlight Relay, Twilight Park Light Relay
15 15 ’90-’91: Twilight Park Light Relay, Left Switch
20 ’86-’89: Twilight Park Light Relay, Left Switch
16 20 Brake Switch (Stop Lamps), Turn/Hazard Module (’86)
17 10 Radio Power, Keyless Entry Module (’90-’91)
18 10 Turn/Hazard Module, Fuel Tank Unit, Air Bags (DERM (’90-’91)), Gear Selector Switch, Body Control Module (BCM), Information Center, Keyless Entry Module (’90-’91), Auto Door Lock Module (’86-’89), Seat/Mirrors Memory Module (’87)
19 15 ’90-’91: Air Bags (DERM), Dual Sens
15 ’89: Parking Lights, Front/Rear Side Markers, Opera Lamp, Tail Lights, Engine Compartment Lamp, License Plate Lamp, Instrument Panel Cluster, Trailer Connector
10 ’86-’88: Parking Lights, Front/Rear Side Markers, Opera Lamp, Tail Lights, Engine Compartment Lamp, License Plate Lamp, Instrument Panel Cluster, Trailer Connector, Telephone
20 30 ’90-’91: Rear Window Defogger Relay
25 ’88-’89: Bose Amplifier
Circuit Breaker
21 10 Low-Beam Lights, Twilight Headlight Relay, Left Switch
22 20 High-Beam Relay
23 30 Power Seats, Door Lock Relay, Radio Amplifier (’86-’87), Seat/Mirrors Memory Module (’87)
24 30 ’90-’91: Retained Accessory Power (RAP) Relay
30 ’88-’89: Horn Relay
30 ’86-’89: Rear Window Defogger Relay, Horn Relay
25 30 ’86-’89: Retained Accessory Power (RAP) Relay No.2, Accessory Relay (’86)

Passenger Compartment Relay Box

Cadillac Seville – fuse box diagram – passenger compartment relay box
No.
 A
 Circuits protected
1 10 ’90-’91: VCC Brake Switch, Chime Module, Theft Deterrent Module, Auto Day/Night Mirror
10 ’86-’89: Power Mirror Heater
2 15 ’90-’91: Fuel Pump Relay, Oil Pressure Switch
2 ’86-’89: Cellular Phone Transceiver
3 10 ’90-’91: Fuel Door Release Switch
20 ’88-’89: Fuel Door Release Switch
’87: Seat/Mirrors Memory Module
4 20 Trunk Pull-Down Unit
5 25 ’90-’91: Amplifier Relays (Delco Bose)
6 –  –
7 10 ’90-’91: ABS Module, Computer Command Ride (CCR) Module, Heated Windshield Module
8 3 ’90-’91: Body Control Module (Pin 1C9), Diagnostic Energy Reserve Module (DERM)
Relay
R1 ’86-’87: Radio Amplifier
R2 ’86-’89: Electronic Level Control (ELC) Compressor
R3 High Beam
R4 Retained Accessory Power (RAP) No.2 (Power Window, Sunroof)
R5 ’90-’91: Fuel Pump
’86-’89: Fuel Tank Unit, Engine Control Module
R6 Retained Accessory Power (RAP) No.1
R7 Twilight Crank
Rear Window Defogger, Power Mirror Heater
R8 Twilight Headlight
R9 Low Beam
R10 Twilight Park Light

 

Engine Compartment Fuse Box

Cadillac Seville – fuse box diagram – engine compartment fuse box
No.
 A
 Circuits protected
1 10 ’90-’91: A/C Compressor Clutch Relay
10 ’86-’89: Fan Control Module, A/C Compressor Clutch Relay
2 15 ’90-’91: Cooling Fan (B), Low Refrigerang Switch
15 ’86-’89: A/C Compressor Clutch Relay
3 10 ’90-’91: EGR Solenoid, Auto Transaxle, Canister Purge Solenoid, P/S Pressure Switch
’88-’89: Engine Control Module
10 ’86-’87: Air Switch Solenoid, Air Diverter, EGR Solenoid, Canister Purge Solenoid, Power Steering Cutout Switch
4 20 ’90-’91: Horn
’86-’89: Fuel Pump Relay, Engine Control Module, Oil Pressure Sender
5 7.5 ’86-’89: Fuel Injectors
6 7.5 ’86-’89: Fuel Injectors
7 10 ’90-’91: Powerttrain Control Module (PCM (Pin A6) , Pass Key Decoder Module
’86-’89: Engine Control Module
8 – ’86-’89: Body Computer Module, Electronic Brake Control Module
Relay
R1  –
R2  –
R3 ’90-’91: Cooling Fan (B)
’88-’89: Horn
’86-’87: Fan Control Module
R4 ’88-’91: A/C Compressor Clutch
’86-’87: EFE Heater
R5 ’90-’91: Cooling Fan (C)
’88-’89: Fan Control Module
R6 ’90-’91, ’86-’87:  Horn
R7 ’90-’91: Cooling Fan (D)
R8  –
R9 ’86-’87: Courtesy Lamps
R10 ’86-’87: Horn

 

Fusible Link (’90-’91)

  1. RED (RUST) – Cooling Fan Relays
  2. ORG (RUST) – Pass Key Decoder, Powertrain Control Module (PCM)
  3. RED (RUST) – Ignition Switch, Fuse No.: “5”, “14”, “17”; Fuse (Passenger Compartment Relay Box) No.: “5”
  4. RED (RUST) – Theft Deterrent Module, Fuse No.: “1”, “20”; Fuse (Passenger Compartment Relay Box) No.: “3”
  5. RED (RUST) – Fuse No.: “15”, “21”, “22”
  6. RED (RUST) – Fuse No.: “23”
  7. ORG (RUST) – Power Module, Fuse No.: “16”
  8. RED (RUST) – Ignition Switch, Retained Accessory Power (RAP) Relay No.1, Retained Accessory Power (RAP) Relay No.2
  9. RED (BLK) – Brake Modulator
  10. RED (BLU) – Brake Modulator
  11. RED (RUST) – Heated Windshield Module

Fusible Link (’88-’89)

  1. RED (ORG) – Power Module
  2. RED (ORG) – Cooling Fan Relays
  3. RED (ORG) – Fuse (Engine Compartment Fuse Box) No.: “2”
  4. ORG (ORG) – Engine Control Module
  5. RED (ORG) – Fuse (Passenger Compartment Relay Box) No.: “2”
  6. RED (ORG) – Ignition Switch, Fuse No.: “5”, “14”, “17”, “20”
  7. RED (ORG) – Theft Deterrent Module, Fuse No.: “4”, “24”; Fuse (Passenger Compartment Relay Box) No.: “3”, “4”
  8. RED-WHT (ORG) – Fuse No.: “15”, “21”, “22”
  9. RED-BLK (ORG) – Fuse No.: “23”
  10. RED (ORG) – Fuse No.: “18”, “25”
  11. RED (ORG) – Ignition Switch, Retained Accessory Power (RAP) Relay No.1
  12. RED (RED) – Brake Pump Relay
  13. RED (RED) – ABS Main Relay

Fusible Link (’86-’87)

  1. YEL/RED (ORG) – Power Module, Cooling Fan Relay (B)
  2. RED (ORG) – EFI Relay
  3. RED (ORG) – Fuse (Engine Compartment Fuse Box) No.: “2”
  4. ORG (ORG) – Engine Control Module
  5. RED (ORG) – Fuse (Passenger Compartment Relay Box) No.: “2”
  6. RED (GRY) – Ignition Switch, Fuse No.: “5”, “14”, “17”
  7. RED (ORG) – Theft Deterrent Module, Fuse No.: “4”, “24”; Fuse (Passenger Compartment Relay Box) No.: “4”
  8. RED (ORG) – Fuse No.: “16”, “25”
  9. RED-BLK (ORG) – Fuse No.: “23”; RED – Fuse (Passenger Compartment Relay Box) No.: “3”
  10. RED (ORG) – Ignition Switch, Retained Accessory Power (RAP) Relay No.1
  11. RED-WHT (ORG) – Fuse No.: “15”, “21”, “22”

Relay Location (’90-’91)

Rear Window Defogger Relay, Courtesy Lights Relay, Theft Deterrent Relay, Sound System Relay, Panel Lights Inhibit Relay, Retained Accessory Power (RAP) Relay, Turn Signal Flasher Relay, Park Lights Relay, Foglight Inhibit Relay, Electronic Level Control (ELC) Relay

Cadillac Seville – fuse box diagram – relay location

 

Starter Enable Relay, Retained Accessory Power (RAP) Relay, Retained Accessory Power (RAP) Circuit Breaker

Cadillac Seville – fuse box diagram – relay location

 

ABS Main Relay, ABS Pump Relay, ABS Main Fuse

Cadillac Seville – fuse box diagram – relay location

Starter Interrupt Relay, Theft Deterrent Relay

Cadillac Seville – fuse box diagram – relay location

 

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