2021 Mitsubishi Outlander Sport electrical system problems

What owners report

• “The contact owns a 2021 Mitsubishi Outlander Sport. The contact stated that the catalytic converter was stolen from the vehicle, and a new catalytic converter was installed. The contact stated that while driving at an undisclosed speed, the check engine warning light illuminated. The vehicle was taken to an independent mechanic, who diagnosed the vehicle with catalytic converter failure. The vehicle was not repaired. The contact called the dealer, but no assistance was provided. The failure pers…”

  NHTSA complaint · filed 01/09/2026

• “Driving home with no other cars around the forward collision warning goes off for no reason losing power and slowing down on it's own. This has been an ongoing situation since the car was new, I've made numerous attempts to have my local dealership look into this situation and all they tell me is to take video when it happens.”

  NHTSA complaint · filed 02/08/2025

• “Multiple and random Cylinder misfires. fixed more than three times and continuously, same issue. many issues with revving up. safety risk while driving due to stalling.”

  NHTSA complaint · filed 08/02/2024

• “Infotainment system failed. Touchscreen does not work incurring a major distraction when trying to change to navigation or utilize android auto.”

  NHTSA complaint · filed 07/05/2024

• “I was driving approximately 35MPH on a 4-lane road with no vehicles in front of me. The car came to a hard stop. The stop was so hard that my purse flew from the passenger seat to the floor. I was wearing my seat belt which tightened up but my body still moved forward causing me neck pain. I did notice briefly that a flashing yellow light was on the dashboard. There were no objects in front of me. The driver of the car behind me had to slam on their brakes and almost hit my car. My car stayed st…”

  NHTSA complaint · filed 10/08/2022

• “The contact owns a 2021 Mitsubishi Outlander Sport. The contact stated while driving approximately 35 MPH, the vehicle was stalling and not accelerating as needed. The check engine warning light was illuminated. The vehicle was taken to the dealer for an unknown recall repair. The vehicle was repaired; however, the failure reoccurred. The vehicle was taken back to the dealer but was not repaired. The manufacturer was not notified of the failure. The approximate failure mileage was 22,000.”

  NHTSA complaint · filed 09/07/2022

Unverified owner reports from NHTSA's public complaint database.

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