engine problem

[brazier]

i have a peugeot 406, i replaced the battery since then i have lost power, the engine runs rough when started from cold for a minute or so, and a orange light comes on the dashboard, can anyone help plz

[the bruce]

Hi ,is it petrol or diesel car also on some vehicle's when u change battery's u need to keep a constant source of power to m,aintain management system u may have to have this reset at a maindealer.

[brazier]

hi, its petrol