[Non Corsa] tigra 1997 1.6 ecotec high c02 mot fail

[singion]

engine temp sensor
where is that and would that not effect the choke ie not make choke turn off

mot mechanic had no idea and he is not daft
but just did not know
thinks I should take of the head and de
choke or I have a sticking value
but i just cant believe
that

any advice most welcome

cheers Colin

[Taurus]