Business Secretary Sajid Javid has refused to speak about his decision to vote for Britain to remain within the EU.
Earlier this week, Mr Javid wrote an editorial for the Daily Mail claiming that while he would not vote for Britain to join the EU, with a "heavy heart" he would be voting 'in' come the referendum in June.
After meeting with businesses earlier today, the Bromsgrove MP brushed off further questions from reporters, before being ushered away by his aides.
David Cameron has warned that Britain has "100 days to secure our future", as a poll suggests the final result hangs in the balance.
The EU referendum is a choice between "the devil and the deep blue sea", one of the UK's most senior business leaders is to say today.
Britain's car industry is an economic success story, and with uncertainty over the impact of Brexit, it wants to stay put.