Car won't start when warm (petrol peugeot glx t reg) have have air inlet sensor replaced as AA man suggested it was that. Starts first turn of key when cold eg first thing in the morning.

Any help gratefully received, I'm a community nurse and NEED this car to run! Any help gratefully received, I'm a community nurse and NEED this car to run!

I remember when the mobile nurse used to get a health service vehicle but i think iam showing my age here ,anyway 1998 petrol engine then if i remember rightly it should have two temperature sensors on the right side of the cylinder head and i think one of these will be defective alloying the auto choke to stay on ,hence the problem hot starting ,models vary between the years and citreon and peugeot although the engines are the same on these cars .Just cannot remember which sensor it is though ,comes with old age iam afraid .Havent lived in the UK for nearly 30yrs hence this reg thing i have no idea so a T reg is still a 1978 to me and knob if the manual choke and one of my customers all that time ago had a mazda and she drove to the school where she teached and used to hang her handbag on the choke knob ,long story but its all true I remember when the mobile nurse used to get a health service vehicle but i think iam showing my age here ,anyway 1998 petrol engine then if i remember rightly it should have two temperature sensors on the right side of the cylinder head and i think one of these will be defective alloying the auto choke to stay on ,hence the problem hot starting ,models vary between the years and citreon and peugeot although the engines are the same on these cars .Just cannot remember which sensor it is though ,comes with old age iam afraid .Havent lived in the UK for nearly 30yrs hence this reg thing i have no idea so a T reg is still a 1978 to me and knob if the manual choke and one of my customers all that time ago had a mazda and she drove to the school where she teached and used to hang her handbag on the choke knob ,long story but its all true