Geo Prizm (1990 – 1995) – fuse box diagram
Year of production: 1990, 1991, 1992, 1993, 1994, 1995
Driver’s Side Instrument Panel Fuse Block
| Item | Ampere rating [A] | Usage |
| 1 | — | Not Used |
| 2 | 10 | Ignition |
| 3 | 15 | stop |
| 4 | — | Not Used/Spare |
| 5 | 20 | Cigarette Lighter and Radio |
| 6 | 10 | ECU-B |
| 7 | 7,5 | Turn Signal |
| 8 | 10 | Gage |
| 9 | 15 | Taillamp |
| 10 | 7,5 | Defogger – I/UP |
| 11 | 15 | ECU-IG |
| 12 | 20 | Wiper |
| A | 30 | Power |
| B | 30 | Defroster |
Engine Compartment Fuse Block
| Item | Ampere rating [A] | Usage |
| 1 | 15 | Electronic Fuel Injection F/HTR |
| 2 | 7,5 | Alternator-S |
| 3 | 30 | Fan |
| 4 | 20 | Dome Lamp |
| 5 | 20 | Hazard Warning Flashers; Horn |
| 6 | 7,5 | Fan – I/UP |
| 7 | 15 | Left Head |
| 8 | 15 | Right Head |
| 9 | — | Not Used/Spare |
| 10 | — | Not Used/Spare |
| 11 | — | Not Used/Spare |
| 12 | 30 | AM2 |
| a | 50 | Anti-Lock Brake System (ABS) |
| b | 100 | Alternator |
| c | 40 | AM1 |
| A | Electronic Fuel Injection F/HTR Relay | |
| B | Headlamp Relay | |
| C | Engine Main Relay | |
| D | Fan Relay #I | |
| E | Horn Relay |
Engine Compartment Relay Block
| Item | Ampere rating [A] | Usage |
| 1 | 30 | CDS |
| 2 | Air Conditioner MG Relay | |
| 3 | Air Conditioner Fan Relay #3 | |
| 4 | Air Conditioner Fan Relay #2 |
Passenger’s Side Kick Panel
| Item | Ampere rating [A] | Usage |
| 1 | 15 | Air Conditioner |
| 2 | 40 | Heater |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
