A SIGNALLING fault has caused railway delays and diversions.

Passengers travelling on Southern Rail trains between Portsmouth Harbour and Brighton, Littlehampton or London were made to change at Portsmouth and Southsea.

They would then made to get on a South Western Railway service to their destination.

READ MORE: Rare paintings by family of artist to go under the hammer for £25,000

At 5.40am on Monday, Southern Rail announced on social media that disruptions were expected.

“Just been told there's a fault with the signalling system between Portsmouth Harbour - Portsmouth and Southsea,” a Southern spokeswoman said on Twitter.

“Your journey will be delayed between these stations.

“We'll update you once we learn more - in the meantime, allow extra time for travel.”

Shortly after, Southern announced that trains at Portsmouth and Southsea would be terminated.

“If you are at Portsmouth Harbour and are travelling towards Littlehampton, Brighton or London Victoria, you will have to catch a South Western service to Portsmouth and Southsea and change there,” the spokeswoman added.

“Your ticket can be used on South Western Railway services in the Portsmouth area, but these trains may also be delayed due to this fault.

Check your journey before you set off.”

By 6.10am, Southern announced that specialists had fixed the signalling fault and trains between Portsmouth and Southsea and Portsmouth Harbour could return to normal service.