Car maker said move would affect all three of its UK car plants.

News comes as Jaguar Land Rover reveals plans to shut UK plants in April due to potential disruption.

Jaguar Land Rover is reportedly planning to cut around 5,000 jobs in the new year as it seeks to mitigate the impact of Brexit, the decline of diesel cars and slow sales in China. The move would save the company £2.5bn.

Ralf Speth is concerned delays in the supply chain could halt production and repeats warnings a hard Brexit could cost £1.2bn.

Conservative minister Richard Harrington has urged Theresa May to rule out a no-deal Brexit, as the prime minister prepares to outline her alternative plans to parliament.