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.
DTC Description
2015 Kia Optima SX TurboSECTION DTC Description
DTC DESCRIPTION CHART
| Type | Condition | Remark |
|---|---|---|
| 1 | CAN High Line short to battery | B1602 is presented when IC detects one of errors among 8 types under normal communication condition. * According to operation condition, some of module which are connected to CAN line may not detect B1602. Also, B1603 can be detected together. |
| 2 | CAN Low Line short to battery | |
| 3 | CAN High Line short to ground | |
| 4 | CAN Low Line short to ground | |
| 5 | CAN High and Low line short to each other | |
| 6 | CAN High Line short to 5V power | |
| 7 | CAN High Line open | |
| 8 | CAN Low Line open |
RENDER: 1.0x
NO RELATED
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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.