The contact owns a 2010 Honda Accord. The contact stated while driving 20 MPH, the vehicle lost motive power. There was no warning light illuminated. The vehicle was able to be restarted. The vehicle was taken to an independent mechanic, where it was diagnosed that the engine harness coupler had failed and needed to be replaced. The vehicle was not repaired. The dealer was contacted. The vehicle was not diagnosed or repaired. The manufacturer was made aware of the failure. The failure mileage was approximately 151,000.