Mitsubishi Electric W003T27172 7PP941592BA LED main headlight control module unit.
W003T27172 is also known as power module ballast for main light electronics.
7PP.941.592.BA LED module is originally fitted to Audi VW and Porsche cars with Matrix Leimo LED headlights.
Module is responsible for controling and powering low and high beam, it might be responsible for other functions as well.
If you are experiencing any malfuncations because of 7PP941592BA ballast, there is no need to buy new headlamp unit as dealer suggests.
Simple headlight module replacement will fix all of these issues related to low or high beam LED lights.
Information from original part: 01S LED LEIMO MXB6 made in japan MEC.
Coding may be required, once replaced with new ballast.
Audi VW Porsche part numbers:
Mitsubishi Electric part number:
Audi A8 D5 4N 2017, 2018, 2019 with Matrix LED headlights
Please note: This list is not full, LED module may fit other car models as well, please check provided part numbers, pictures and compare to your old parts.