No one is said to have been injured in the fire.
It is unclear at the time of writing if there were any passengers on board the bus when the fire broke out.
According to the emergency services, the fire probably started in the brakes.
There is a lot of smoke at the scene and diesel is said to have also leaked from the burning bus.
- We let it burn out.
Due to the diesel leak and all the smoke at the site, we are keeping the southbound lanes closed until further notice.
We probably need sand before we can let traffic go again, says the rescue service's internal commander André Wadell.
Southbound E4 traffic between Timrå and Sundsvall is diverted until further notice.
The Swedish Transport Administration expects the southbound lanes to be closed at least until eight o'clock.
The text is updated