The first-generation KIA Optima, also known as the K5 (MS), was manufactured between 2000 and 2006. In this guide, you will discover the fuse box diagrams for the KIA Optima models from 2000 through 2006. Additionally, you’ll find information on the locations of the fuse panels within the vehicle and detailed descriptions of the purpose of each fuse.
Table of Contents
Cigar lighter (power outlet) fuses in the KIA Optima are located in the Instrument panel fuse box (see fuses “ACC SOCKET” (Power outlet) and “C/LIGHTER” (Cigar lighter)).
[2001/2002]
Engine compartment

| DESCRIPTION | FUSE AMP RATING | PROTECTED COMPARTMENTS |
|---|---|---|
| COND FAN | 20A | Condenser fan |
| PWR WIND | 30A | Power window |
| ABS 2 | 30A | ABS |
| IGN SW-1 | 30A | Ignition switch |
| ABS 1 | 30A | ABS |
| IGN SW-2 | 30A | Ignition switch |
| RAD FAN MTR | 30A | Radiator fan motor |
| FUEL PUMP | 20A | Fuel pump |
| HD LP LO | 15A | Headlights (LO) |
| ABS | 10A | ABS |
| INJECTOR | 10A | Injector |
| A/C COMPR | 10A | Air-con compressor |
| ATM RLY | 20A | ATM Relay |
| ECU RLY | 30A | Engine control unit relay |
| IG COIL | 20A | Ignition coil |
| O2 SNSR | 15A | Oxygen sensor |
| ECU | 15A | Engine control unit |
| HORN | 10A | Horn |
| HEAD LP HI | 15A | Headlights (HI) |
| HEAD LP WASH | 20A | – |
| DRL | 15A | DRL |
| FR FOG | 15 A | Front fog lights |
| DIODE-1 | – | Diode 1 |
| SPARE | 30A | Sparc fuse |
| SPARE | 20A | Spare fuse |
| SPARE | 15A | Spare fuse |
| SPARE | 10A | Spare fuse |
| DIODE-2 | – | Diode 2 |
| BLOWER | 30A | Blower |
| PWR FUSE-2 | 30A | Power fuse 2 |
| PWRAMP | 20A | Power amp |
| SUNROOF | 15 A | Sunroof |
| TAIL LP | 20A | Tail lights |
| PWR FUSE-1 | 30A | Power fuse 1 |
| ECU | 10A | ECU |
| RR HTD | 30A | Rear window defroster |
Instrument panel

| DESCRIPTION | FUSE AMP RATING | PROTECTED COMPARTMENTS |
|---|---|---|
| RR HTD IND | 10A | Rear window defroster. Outside rear view mirror heater |
| HAZARD | 10A | Hazard light, Turn signal lights |
| RR FOG | 15A | Rear fog light |
| A/CON | 10A | Air conditioning system |
| ETACS | 10A | ETACS. Keyless entry system. Door lock system |
| DR LOCK | 15A | Power door lock |
| P/SEAT | 30A | Power seat |
| T/LID OPEN | 15A | Remote trunk lid |
| STOP LP | 15A | Stop lights |
| H/LP | 10A | Head light |
| A/BAG IND | 10A | Air-bag |
| T/SIG | 10A | Turn signal lights |
| A/CON SW | 10A | Air conditioning system |
| ACC SOCKET | 15 A | Power outlet |
| S/HTR | 15 A | Scat heater |
| A/BAG | 15A | Air-bag |
| B/UP | 10A | Backup lights |
| CLUSTER | 10A | Cluster |
| START | 10A | Engine sw itch |
| SP1 | 15A | Spare fuse |
| SP2 | 15A | Sparc fuse |
| SP3 | 15A | Spare fuse |
| SP4 | 15A | Spare fuse |
| D/CLOCK | 10A | Digtal clock |
| TAIL(LH) | 10A | Position lights. License plate lights. Tail lights |
| AUDIO | 10A | Audio |
| WIPER | 20 A | Wiper |
| ROOM LP | 10A | Dome lights. Front door edge warning lights |
| TAIL(RH) | 10A | Position lights. License plate lights. Tail lights |
| C/LIGHTER | 15A | Cigar lighter |
| EPS | 10A |
[2003/2004/2005]
Engine compartment

| DESCRIPTION | FUSE AMP RATING | PROTECTED COMPARTMENTS |
|---|---|---|
| COND FAN | 20A | Condenser fan |
| PWR WIND | 40A | Power window |
| ABS 2 | 20A | ABS |
| IGN SW-1 | 30A | Ignition switch |
| ABS 1 | 40A | ABS |
| IGN SW-2 | 30A | Ignition switch |
| RAD FAN MTR | 30A | Radiator fan motor |
| FUEL PUMP | 20A | Fuel pump |
| HD LP LO | 15A | Headlights (LO) |
| ABS | 10A | ABS |
| INJECTOR | 10A | Injector |
| A/C COMPR | 10A | Air-con compressor |
| ATM RLY | 20A | ATM Relay |
| ECU RLY | 30A | Engine control unit relay |
| IG COIL | 20A | Ignition coil |
| O2 SNSR | 15A | Oxygen sensor |
| ECU | 15A | Engine control unit |
| HORN | 10A | Horn |
| HEAD LP HI | 15A | Headlights (HI) |
| HEAD LP WASH | 20A | – |
| DRL | 15A | DRL |
| FR FOG | 15A | Front fog lights |
| DIODE-1 | – | Diode 1 |
| SPARE | 30A | Spare fuse |
| SPARE | 20A | Spare fuse |
| SPARE | 15A | Spare fuse |
| SPARE | 10A | Spare fuse |
| DIODE-2 | – | Diode 2 |
| BLOWER | 30A | Blower |
| PWR FUSE-2 | 30A | Power fuse 2 |
| PWR AMP | 20A | Power amp |
| SUNROOF | 15A | Sunroof |
| TAIL LP | 20A | Tail lights |
| PWR FUSE-1 | 30A | Power fuse 1 |
| ECU | 10A | ECU |
| RR HTD | 30A | Rear window defroster |
Instrument panel

| DESCRIPTION | FUSE AMP RATING | PROTECTED COMPARTMENTS |
|---|---|---|
| RR HTD IND | 10A | Rear window defroster. Outside rear view mirror heater |
| HAZARD | 10A | Hazard light. Turn signal lights |
| RR FOG | 15A | Rear fog light |
| A/CON | 10A | Air conditioning system |
| ETACS | 10A | ETACS, Keyless entry system. Door lock system |
| DR LOCK | 15A | Power door lock |
| P/SEAT (DRIVE) | 25A | Power seat |
| T/LID OPEN | 15A | Remote trunk lid |
| STOP LP | 15A | Stop lights |
| H/LP | 10A | Head light |
| A/BAG IND | 10A | Air-bag |
| T/SIG | 10A | Turn signal lights |
| A/CON SW | 10A | Air conditioning system |
| ACC SOCKET | 15A | Power outlet |
| S/HTR | 15A | Seat heater |
| A/BAG | 15A | Air-bag |
| B/UP | 10A | Backup lights |
| CLUSTER | 10A | Cluster |
| START | 10A | Engine switch |
| SP1 | 15A | Spare fuse |
| FRT HTD | 15A | Window defroster |
| P/SEAT (PASS) | 25A | Power Seat |
| SP4 | 15A | Spare fuse |
| D/CLOCK | 10A | Digtal clock |
| TAIL(LH) | 10A | Position lights, License plate lights. Tail lights |
| AUDIO | 10A | Audio |
| WIPER | 20A | Wiper |
| ROOM LP | 10A | Dome lights, Front door edge warning lights |
| TAIL(RH) | 10A | Position lights, License plate lights. Tail lights |
| C/LIGHTER | 15A | Cigar lighter |
| EPS | 10A | – |
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