Quick answer

Put the 2025 Sentra in Park, hold the brake, touch the ignition switch with the Intelligent Key and, after the chime, push the switch within 10 seconds while still holding the brake.

Before you start

Check that your vehicle has it.

Availability

Verified for 2025 U.S.-market Sentra SV and SR trims, which Nissan's brochure lists with Nissan Intelligent Key and Push Button Ignition. S uses remote keyless entry with push-button ignition but is not included in this Intelligent Key procedure's trim claim.

Retail trim / version
SV, SR
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 Sentra SV and SR trims, which Nissan's brochure lists with Nissan Intelligent Key and Push Button Ignition. S uses remote keyless entry with push-button ignition but is not included in this Intelligent Key procedure's trim claim.

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 Nissan Sentra
Key fob & access orientationOriginal visual guide · controls vary by trim · not to scale
How to use it

Step by step.

  1. 01

    Make sure the selector is in Park and press the brake pedal firmly.

  2. 02

    Touch the Intelligent Key directly against the push-button ignition switch and wait for the chime.

  3. 03

    Within 10 seconds of the chime, push the ignition switch while continuing to hold the brake pedal.

  4. 04

    After the engine starts, replace the Intelligent Key battery as soon as practical.

!

Important limits

  • This is an emergency recognition procedure for a discharged Intelligent Key battery; it is not a substitute for replacing the battery.
  • Keep the Nissan Intelligent Key present and use the correct key for the vehicle.
  • If the brake is not depressed, the ignition state may change without starting the engine.
If it does not work

Quick checks.

  • ✓If no chime sounds, reposition the key flat against the center of the ignition switch and remove nearby phones, metal objects or other keys.
  • ✓If more than 10 seconds pass after the chime, touch the key to the switch again and repeat the sequence.
  • ✓If the engine still will not start, check that Park is selected and the brake lamps work; use roadside assistance or an INFINITI/Nissan retailer if the key is not recognized.
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 Nissan Sentra Owner's Manual — Intelligent Key Battery Discharge

Relevant section or page: Pages 298–299. 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.