Numerous things can cause this issue, but oftentimes the switch in the door jamb will go bad before anything else. The parts are typically very cheap and of low quality. This guide will show you how to fix the door open warning light on a 2019 Mitsubishi Outlander.

Because they are exposed to the most wear and tear, they are likely to fail first. It is a good idea to have a diagnosis performed or to do one yourself to determine which part is failing. Below are some examples of malfunctions that may cause this problem.

Watch the video or follow our step-by-step guide to learn how to remove and replace the door jamb switch on a 2019 Mitsubishi Outlander. Do this inexpensive repair yourself to save time and money!

Common causes of the door open warning light staying on:

  • Faulty door jamb switch
  • An electrical component such as the wiring has a short or open
  • Doors are sagging or out of alignment

What you will need

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  • Phillips head screwdriver


  • Replacement door jamb switch for a 2019 Mitsubishi Outlander


  1. First, locate which door is signaling that it is ajar on the dash.
  2. Find the door jamb switch located around the middle of the door jamb.
  3. Remove the Phillips head screw from the top of the switch.
  4. Pull the switch out of the door jamb.
  5. Pull the wiring out, so the connector is exposed outside the door jamb.
  6. Disconnect the electrical connector by pressing the tab on the back and pulling it out, be careful not to lose the wiring in the door jamb, or you will have to remove the trim on the inside of the vehicle push it back through.
  7. Reinstall a new door jamb switch and reverse the removal procedure.
  8. Make sure the new switch works; the door warning light should go away with the door closed; you are all done!

Can I drive with a door ajar light on?

It is usually okay to drive with the door ajar light on. Ensure all entry points are secure, and ensure the interior lights are not on. If the lights are on, driving may not be a good idea as this could drain the battery and leave you stranded.

Vehicle Applications

Make: Mitsubishi

Most/ All models, including Outlander, Outlander Sport, Eclipse, Endeavor, Galant, Lancer, Mirage, and Montero. All years: 60s, 70s, 80s, 90s, 00s, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, and 2021

We hope you find the DOOR OPEN Warning on Dashboard when Door Is Closed guide helpful. Check these troubleshooting and repair guides for more help on your Mitsubishi.

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