Volvo UEM (Upper Electronic Module)
Issues are often related to: internal damage to the electronics, alarm system errors, issues with lock/unlock from remote control, interior lighting issues, etc.
Module location:
In the rear view mirror
Recommended testing before replacing module:
Fuses
Connection
Battery
Wires
Communication with diagnostic tool
Supported part-numbers:
ATTENTION! The module part number often does not correspond to the number on the enclosure sticker; check the part number with a diagnostic scanner in the module parameters
30657503, 30657504, 30728224, 30728228, 30728232, 8673075, 8673076, 8676984, 8676985, 8676986, 8691679, 8691680, 9203380, 9203381, 9452468, 9452469, 9485512, 9485513
Ask your hardware seller about any warranty’s the product may have, as we cannot provide any hardware warranty.
List of vehicles, which have such modules:
S60 - (2001 – 2009) P2
V70 - (2000 – 2008 )P2
V70XC/XC70 - (2000 – 2007) P2
S80 - (1999 – 2006) P2
XC90 - (2003 – 2013) P2/P28
Video: UEM Data transferring process