Hyundai Sonata: Remote Key / Mechanical key

If the remote key does not operate normally, you can lock or unlock the door by using the mechanical key.

Press the release button then the key will unfold automatically.

To fold the key, fold the key manually while pressing the release button.

Remote Key
Your HYUNDAI uses a remote key, which you can use to lock or unlock a door (and trunk) and even start the engine. 1. Door Lock 2. Door Unlock 3. Trunk Open 4. Panic Locking To lock : 1. Close all do ...

Remote key precautions
The remote key will not work if any of the following occur: The key is in the ignition switch. You exceed the operating distance limit (about 90 feet [30 m]). The remote key battery is weak. Othe ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Repair procedures ESP System bleeding This procedure should be followed to ensure adequate bleeding of air and filling of the ESC unit, brake lines and master cylinder with brake fluid. 1. Remove the reservoir cap and fill the brake reservoir with brake fluid.     If th ...

Hyundai Sonata LF 2014-2019 Service Manual: Rear Disc Brake Components and Components Location
Components [General] 1. Guide rod bolt2. Bleed screw3. Caliper bracket4. Caliper body5. Inner pad shim6. Brake pad7. Pad retainer [EPB] 1. Guide rod bolt2. Bleed screw3. Caliper carrier4. Caliper body5. Brake pad6. Pad retainer ...

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