I am looking for a 2003 Kia Optima wiring diagram for remote starter installation. Thank you
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CWayss
This is for a 02, I think it may help, be sure to check all wire with a multimeter first anyways. Hope that it maight help.
Matt
2002 Kia Optima
| Item | Wire Color | Polarity | Wire Location |
| 12V | red (x2) | + | ignition harness |
| STARTER | yellow | + | ignition harness |
| IGNITION | pink | + | ignition harness |
| ACCESSORY | orange | + | ignition harness |
| SECOND ACCESSORY | none | | |
| TACHOMETER | white | | instrument cluster or ECM *3 |
| POWER LOCK | white | - | back of fuse box, ETACS *2 |
| POWER UNLOCK | lt. blue | - | back of fuse box, ETACS *2 |
| PARKING LIGHTS + | purple or brn/wht | | fuse box |
| PARKING LIGHTS - | lt blue | | headlight switch |
| DOOR TRIGGER | yellow | - | driver kick or ETACS *2 |
| HEADLIGHTS | white | - | headlight switch |
| WIPERS | green (L), purple(H) | - | steering column |
| LF WINDOW UP/DN | blue - brown | A | driver window switch |
| RF WINDOW UP/DN | lt blue - tan | A | driver kick panel |
| LR WINDOW UP/DN | green - purple | A | driver kick panel |
| RR WINDOW UP/DN | lt green - purple | A | driver kick panel |
| TRUNK/HATCH PIN | GREEN/ black | - | instrument cluster, ETACS *2 |
| HOOD PIN | lt blue | - | pin switch or ETACS *2 |
| TRUNK/HATCH RELEASE | blue | + | driver kick panel |
| FACTORY ALARM ARM | | | |
| FACTORY ALARM DISARM | | | |
| HORN TRIGGER | yellow | - | steering column |
| BRAKE WIRE | lt blue | + | brake pedal switch |
| LOCK MOTOR | tan | | driver kick panel |
| UNLOCK MOTOR | gray | | driver kick panel |
| DISARM DEFEAT | no progressive unlck | | |
| DISARM NO UNLOCK | | | |
| DOME SUPERVISION | use door trigger | | |
| SPEED SENSE | brown | | data link conn. under dash |
| SUN ROOF OPEN/CLOSE | yellow - yel/red | A | sun roof motor |
| SUN ROOF LIMIT | none | | |
| LF SPEAKER | | | |
| RF SPEAKER | | | |
| LR SPEAKER | | | |
| RR SPEAKER | | | |
| RADIO 12V | orange | + | radio |
| RADIO GROUND | BLACK/ white | - | radio |
| RADIO SWITCH | yellow | + | radio |
| RADIO ILLUMINATE | BROWN / white | + | radio |
| POWER ANTENNA | gray | | radio |
| Notes: | *1 Not required for remote start. *2 The ETACS (Electronics Time & Alarm Control System) module is attached to the underdash fuse box. *3 The ECM (Engine Control Module) is behind the lower center of the dash. On the 2.4L can also use white or orange at the ignition coils. On the 2.5L can also use yellow, white, or black at the ignition coil. |