Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2018 Kia Optima Plug-In Hybrid EXFACTORY OEM SERVICE PROCEDURE
Connector Pin Information
WARNING: This page is about a different car, the 2017 Kia Optima. However, it is still accessible from the selected car via links, so may be relevant.
| No. | Connector A | Connector B | Connector C | |
|---|---|---|---|---|
| Rear Camera | SVM Camera | |||
| 1 | - | Multmedia-CAN (High) | Power train-CAN (Low) | |
| 2 | - | - | Power train-CAN (High) | |
| 3 | - | - | - | |
| 4 | - | Steering wheel remote controller | - | |
| 5 | AMP SPDIF_GND | - | OBC Wake Up | |
| 6 | AMP SPDIF (+) | MTS Key | - | SVM Video shield (C) |
| 7 | - | - | - | SVM Video (C) |
| 8 | Illumination (+) | AUX Right input | - | SVM Video (C) Ground |
| 9 | - | AUX Ground | - | |
| 10 | - | MIC (+) | - | |
| 11 | - | Battery (+) | Body-CAN (High) | |
| 12 | - | Battery (+) | Body-CAN (Low) | |
| 13 | - | Multmedia-CAN (Low) | - | Ground |
| 14 | IGN3 | - | - | (Airbag) |
| 15 | AMP SPDIF (-) | - | - | |
| 16 | - | Vehicle speed | AMP NAVI Voice (-) | |
| 17 | - | Steering wheel remote controller_Ground | AMP NAVI Voice (+) | |
| 18 | Antenna Power (+) | ACC | - (Door open) | |
| 19 | - | - (Fuel Indicator) | ||
| 20 | AUX Detect | - | ||
| 21 | AUX Left input | Rear camera shield_Ground | SVM Video shield (Y) | |
| 22 | MIC (-) | Rear camera video_Ground | SVM Video ground (Y) | |
| 23 | Ground | Rear camera video | SVM Video (Y) | |
| 24 | Ground | Rear camera power | - | |
| AM/FM Antena | No. | Description | No. | Description |
|---|---|---|---|---|
| 1 | AM/FM | 2 | - |
| USB Connector | No. | Description | No. | Description |
|---|---|---|---|---|
| 1 | USB VCC | 3 | USB Data (+) | |
| 2 | USB Data (-) | 4 | USB Ground |
| GPS Antena | No. | Description | No. | Description |
|---|---|---|---|---|
| 1 | Signal | 2 | Ground |
| SXM Antena | No. | Description | No. | Description |
|---|---|---|---|---|
| 1 | Signal | 2 | Ground |
| Wi-Fi Antena | No. | Description | No. | Description |
|---|---|---|---|---|
| 1 | Signal | 2 | Ground |
| LTE Main Antena | No. | Description | No. | Description |
|---|---|---|---|---|
| 1 | Signal | 2 | Ground |
| LTE DIV Antena | No. | Description | No. | Description |
|---|---|---|---|---|
| 1 | Signal | 2 | Ground |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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