Body Electrical System
Smart Key System
In this manual: Body Electrical System
~1min read
Specifications
Specifications
Smart Key Unit
| Items | Specification |
| Rated Voltage | 12 V DC |
| Operating Voltage | 9–16 V DC |
| Operating Temperature | -40 to 185°F (-40 to 85°C) |
RF Receiver
| Items | Specification |
| Frequency | 433.92 MHz |
| Antenna Type | FSK |
Smart Key
| Items | Specification |
| Battery | Lithium battery 3 V, 1 pc. |
| Range | - Distance at which the radio frequency (RF) receiver can receive the FOB transmission signal: 30 m - Distance at which the low frequency (LF) antenna (outside handle/tailgate) can detect the FOB: 0.7 m |
| Battery Life | More than 2 years (10 times/day) |
| Press the buttons | 4 (door lock/unlock, trunk open, remote start) |
| Frequency (Reception) | 125 kHz |
| Frequency (Transmission) | 433.92 MHz |
| Quantity | 2 units |
Antenna
| Items | Specification |
| Rated Voltage | 12 V DC |
| Operating Voltage | 9–16 V DC |
| Operating Temperature | -22 to 176°F (-30 to 80°C) |
| Frequency | 125 kHz |
| Quantity | Interior (3 pcs), Door (2 pcs), Front Bumper Beam (1 pc), Rear Bumper (1 assy) |
Components and Component Location
Components (1)

| 1. Integrated Body Control Module (BCM) 2. Interior Antenna 1 3. Interior Antenna 2 |
4. Buzzer 5. Door Handle and Door Antenna 6. Front Door Antenna |
Components (2)

| 1. Trunk Open Switch 2. Front Antenna |
3. Interior Antenna 3 4. Exterior Antenna in Bumper |
Test yourself
A quick Kia Optima DL3 quiz: every answer comes with an explanation and a link to the manual page.
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