Quick answer

From within about 32 feet, press Lock and then hold Remote Start for more than two seconds within four seconds; press Remote Start once to stop the engine.

Before you start

Check that your vehicle has it.

Availability

Verified for 2025 U.S.-market gasoline Santa Fe vehicles equipped with the Remote Start smart-key button; this record is not scoped to the hybrid powertrain.

Compatibility check

Does the documented scope match your car?

This check combines the verified year, any source-supported powertrain scope, source-named trim/package and required equipment. It does not read a VIN or factory build record.

Can you see the required control, menu or equipment on your vehicle?
Published availability and qualifications

Verified for 2025 U.S.-market gasoline Santa Fe vehicles equipped with the Remote Start smart-key button; this record is not scoped to the hybrid powertrain.

  • 2025 Santa Fe gasoline models with Smart Key Remote Start
Visual orientation

Know what kind of control to look for.

This original category diagram is an orientation aid, not a picture of your exact trim. Use the written labels and your vehicle manual to identify the real control.

Key fob & access orientation diagram for Hyundai Santa Fe
Key fob & access orientationOriginal visual guide · controls vary by trim · not to scale
How to use it

Step by step.

  1. 01

    Park outdoors in a ventilated location, shift to Park and make sure the hood and liftgate are closed.

  2. 02

    Stand within approximately 32 feet and press the smart-key Lock button.

  3. 03

    Within four seconds, press and hold Remote Start for more than two seconds; confirm the hazards flash and the engine starts.

  4. 04

    Enter with a registered smart key within 10 minutes, or press Remote Start once to stop the engine early.

!

Important limits

  • Never remote-start in a closed garage or another poorly ventilated area.
  • Remote start is blocked when the hood or liftgate is open and the engine stops after 10 minutes if no registered key enters.
If it does not work

Quick checks.

  • ✓If it does not start, repeat the Lock-to-Remote-Start sequence within four seconds and move closer.
  • ✓Check that the vehicle is in Park and that the hood and liftgate are fully latched.
Owner feedback

What happened on your vehicle?

Your response is stored on this device. If you separately allow analytics, a non-account-linked guide/result event may also be measured. No VIN or personal information is requested.

Primary evidence

2025 Hyundai Santa Fe Owner's Manual — Smart Key Remote Start

We use the written official source to determine the steps and applicability shown above.

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Editorial record

Reviewed with a visible trail.

Scope and steps were checked by Car Cheat Codes Editorial Review. A guide is narrowed or corrected when the source does not support a broader claim.

Published
Last modified
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Guide change history
  • Initial verified publication.