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Honda 35400-T0A-003 Genuine Door Switch Assembly

Honda 35400-T0A-003 Genuine Door Switch Assembly

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✔ Honda 35400-T0A-003 Door Switch Assembly — Genuine OEM Part
✔ Fitment: Door jamb switch for Honda Civic, Accord, CR-V, HR-V, Fit, Odyssey, Pilot, and other models (2012–2022+)
✔ Direct replacement for factory door switch — no modifications required
✔ Manufactured to Honda's original specifications and tolerances
✔ Complete assembly — switch body, plunger, and connector ready to install

 

Honda 35400-T0A-003 Genuine Door Switch Assembly — for Modern Honda Models

Interior dome light does not turn on when the door opens, the door ajar warning light stays on, the keyless entry system does not respond, or the security alarm does not arm properly — these are common signs that your door switch is failing. The door switch detects when a door is open or closed and sends a signal to the vehicle’s electrical system. A faulty switch can cause electrical problems, battery drain, or safety concerns. Replacing it with this genuine Honda switch restores proper door sensing and system operation.

This is a factory-original Honda door switch assembly (OE part number 35400-T0A-003), designed to mount in the door jamb of the vehicle. It includes the switch body, a spring-loaded plunger, and the electrical connector with terminals. This is the same part sold at Honda dealerships.

 

 

When to Replace

• Interior dome light does not turn on when the door is opened
• The door ajar warning light stays on
• The keyless entry system does not lock or unlock the doors properly
• The security alarm does not arm correctly
• The switch plunger is stuck, broken, or missing
• The switch body is cracked or the connector is damaged
• The interior lights flicker when the door is opened or closed

Product Details & Highlights


• ✔ Genuine Honda OEM part — not an aftermarket or Chinese replica
• ✔ Complete assembly — switch body, plunger, and connector
• ✔ Direct bolt-on replacement — no modifications or adapters
• ✔ Spring-loaded plunger ensures reliable engagement
• ✔ Made from durable materials for long service life
• ✔ Backed by Honda’s manufacturer warranty (valid through any authorized dealer)

Package Contents


• 1 × Honda 35400-T0A-003 door switch assembly (genuine)

FAQ

FAQ

Is this a genuine Honda part or a copy?
This is 100% genuine Honda OEM — in original factory packaging with Honda part number printed on the switch body. It is not an aftermarket brand or a replica.

Does this fit my 2018 Honda Civic with the 1.5L turbo engine?
Yes — the 10th generation Civic uses this door switch on all doors. We recommend verifying with your VIN for absolute certainty.

Does this fit both front and rear doors?
Yes — this switch is used on both front and rear doors on most Honda models. Please check your application.

Can I install this myself?
Yes — it is a simple plug-and-play replacement. However, we recommend consulting your vehicle’s service manual for the correct installation procedure.

How do I test this switch?
You can test the switch with a multimeter. With the door closed (plunger pressed), there should be continuity. With the door open (plunger extended), there should be no continuity. Refer to your service manual for the correct pinout.

Will this fit my 2013 Honda Accord?
Yes — the 9th generation Accord uses this door switch. Please verify your VIN.

Does this switch work with the keyless entry system?
Yes — in addition to turning on the dome light, this switch sends a signal to the keyless entry system and security alarm.

What is the torque spec for installation?
The switch is typically hand-tightened or tightened to a low torque (2–4 Nm). Do not overtighten — the plastic housing can crack.

Can I use this switch for the trunk or tailgate?
No — the trunk and tailgate use a different switch (usually a different part number). This switch is specifically for the doors.

California Residents

WARNING

Cancer and Reproductive Harm.

www.p65warnings.ca.gov

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