help please

hi guys.
after some help. farther in laws car. sorted now

freelander 2 td 4

electric problam

car fires up no problam do a run park up try to fire it back up all lights come, drains battery in 10 mins . charge batt work fine for a while then does the same again.
any throughts
surgestions most greatfully recieved

What year and spec?

Does the radio backlights or sat nav screen stay on intermittently after the vehicle is locked?

hi mate its a 52 plate.

no, checked all that nothing
checked earth,s

Freelander 2 didnt launch til 2007.