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Door Ajar Warning Switch

Interior Trim

Sends a signal to indicate when a door is open.

The door ajar warning switch is located in the door frame and signals the dashboard indicator light when a door is not properly closed.

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Typical part cost
$10–$30🔒
🔧
Typical labor cost
$50–$100🔒
🛣️
Typically lasts
80,000–150,000 mi
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Or about
5.0–10.0 years
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DIY difficulty
3/10

⚠️ Owners Often Notice

If the Door Ajar Warning Switch is starting to fail, these are the signs owners most commonly report before it gets worse:

Door ajar light on
Interior lights stay on
Alarm not activating
Door not closing properly
Electrical issues
Door won't lock

Related Services

Services commonly performed on or around this part.

Replace Door Ajar Warning Switch

No standard interval on file

Inspect Door Ajar Warning Switch

No standard interval on file

Test Door Ajar Warning Switch

No standard interval on file