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.
2016 Hyundai Equus SignatureFACTORY OEM SERVICE PROCEDURE
Smart Key System: Specifications
SMART KEY UNIT SPECIFICATION
| Items | Specification |
|---|---|
| Rated voltage | DC 12V |
| Operating voltage | DC 9 ~ 16V |
| Operating temperature | -22°F ~ 167°F (-30°C ~ 75°C) |
| Load | Max. 2.5 mA (When welcome function 3.7 mA) |
RF RECEIVER SPECIFICATION
| Items | Specification |
|---|---|
| Frequency | 433.92 Mhz |
| Antenna type | FSK (Frequency Shift Keying) |
SMART KEY FOB SPECIFICATION
| Items | Specification | |
|---|---|---|
| Fob key | Card key | |
| Battery | Lithium battery 3V 1EA (CR2032) | Lithium battery 3V 1EA (CR2412) |
| Distance | 30m from vehicle (RF): 30m, Passive (LF): 0.7m | Passive(LF): 0.7m |
| Battery life | More than 2 years (10 times/a day)
WARNING:
An inappropriately disposed battery can be harmful to the environment and human health.
Dispose the battery according to your local law(s) or regulation. |
|
| Push buttons | 4 (Door lock/unlock, Tailgate, Panic) | - |
| Frequency (Rx) | 125 kHz | |
| Frequency (Tx) | 433.92 MHz | |
| Numbers | 2EA (Fob 2EA or Fob 1EA + Card 1EA) | |
ANTENNA SPECIFICATION
| Items | Specification |
|---|---|
| Rated voltage | DC 12V |
| Operating voltage | DC 9 ~ 16V |
| Operating temperature | -22°F ~ 167°F (-30°C ~ 75°C) |
| Frequency | 125 kHz |
| Numbers | Interior (4EA), Door (4EA), Bumper (1EA) |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.