1990-1994 Nissan Sentra Fuse Box Diagram

Passenger Compartment

  1. Fuse Box
  2. Automatic Transmission Control Unit
  3. Daytime Light Control Unit
  4. Clutch Switch
  5. Shift Lock Control Unit
  6. Stop Lamp Switch
  7. ASCD Cancel Switch
  8. ASCD Hold Relay
  9. ASCD Control Unit
  10. Combination Flasher Unit
  11. ABS Control Unit
  12. Ignition Relay 3 (without Sunroof)
    Sunroof Relay
  13. Tunnel Sensor and Safing Sensor
  14. Air Bag Control Unit
  15. Engine Control Module (ECM / ECCS)
  16. Engine Control Module Relay (ECM / ECCS)
  17. Time Control Unit

Passenger Compartment Fuse Box

Fuses Specifications
No. A Description
1 10 Meter, Warning Lamp, Daytime Light Control System, Rear Window Defogger, ASCD, Back-Up Lamp, Bulb Check Relay, Engine Control Module (ECM / ECCS), A/T Shift Lock System, A/T Control Unit
2 10 Turn Signal Lamp
3 10 Ignition Relay 3, Sunroof Relay, Time Control System, ASCD, Air Conditioner, Power Window System, 2-Point Motorized Automatic Seat Belt System, Door Lock System
4 10 Air Bag System
5 15 Cigarette Lighter
6 10 Door Mirror, Air Conditioner
7 20 Front Wiper and Washer
8 10 Audio, Illumination Lamp, Clock, Engine Control Module (ECM / ECCS)
9 10 Daytime Light Control System, Engine Control Module (ECM / ECCS)
10 15 Blower Motor
11 15 Blower Motor
12 10 Hazard Warning Lamp
13 15 Stop Lamp, Front Fog Lamp
14 10 Time Control System, Engine Control Module (ECM / ECCS), A/T Shift Lock System
15 10 Interior Lamp, Trunk Room Lamp, Clock, Time Control System, Warning Buzzer, 2-Point Motorized Automatic Seat Belt System, 3-Point Fixed Automatic Seat Belt System, Audio, Air Bag System
16 10 Air Conditioner, A/T Control Unit
17 10 Tail Lamp, Side Marker Lamp, Clearance Lamp, License Lamp, Illumination Lamp, Time Control System
18 15 Stop Lamp, High-Mounted Stop Lamp, ASCD, A/T Shift Lock System
19 10 Engine Control Module (ECM / ECCS), Inhibitor Relay, ABS, Cooling Fan
20 15 Fuel Pump
21 20 Rear Window Defogger
22 20 Rear Window Defogger
Relay
R1 Rear Window Defogger
R2 Ignition 2
R3 Accessory
R4 Ignition 1

Engine Compartment

  1. Fuse Box
  2. Relay Box No.1
  3. Front Crash Zone Sensor
  4. Relay Box No.2

Engine Compartment Fuse Box

Fuses Specifications
No. A Description
1 15 Headlamp RH, Daytime Running Light
2 15 Headlamp LH, Daytime Running Light
3 10 Horn
4 20 ABS
5 30 Cooling Fan
6 30 ABS
7 30 Circuit Breaker (2-Point Motorized Automatic Seat Belt System), Circuit Breaker (Power Window, Power Door Lock, Sunroof Relay)
8 30 Ignition Switch, Charging System
9 25 Engine Control Module (ECCS)
10 ? SR engine: Cooling Fan
Relay
R1 GA engine: Horn

Engine Compartment Relay Box No.1

Relay
No. Description
R1 Inhibitor (Automatic Transmission)
Clutch (Manual Transmission)
R2 Cooling Fan Relay 1 (Automatic Transmission + SR engine)
Cooling Fan Main Relay (Except Automatic Transmission + SR engine)
R3 Cooling Fan Relay 2 (Automatic Transmission + SR engine)
Cooling Fan Main Relay (Automatic Transmission + GA engine)
R4 Fuel Pump
R5 Air Conditioner
R6 Front Fog Lamp

Engine Compartment Relay Box No.2

Relay
No. Description
R1 GA engine: Horn (except USA)
R2 Cooling Fan Relay 3 (Automatic Transmission + SR engine)
R3 Daytime Light