The is definitively behind the glove box, on the passenger side, above the interior fuse box . While accessing it requires moderate DIY skill (Torx tools and trim removal), it is a manageable task for a home mechanic.
Allocation (according to equipment level) ... This unit is located in the lower left-hand section of the dashboard. renault modus uch location
Here is the map to the treasure.
You might need to access the UCH for several reasons: The is definitively behind the glove box, on