BMW X5 2023 Owner's Manual page 372

MOBILITY
Diagnostic socket
General information
Devices connected to the diagnostic socket will
trigger the alarm system after locking the vehi-
cle.
Remove devices connected to the diagnostic
socket before locking the vehicle.
Safety information
NOTICE
The socket for Onboard Diagnosis is an in-
tricate component intended to be used in
conjunction with specialized equipment to
check the vehicle's primary emissions sys-
tem. Improper use of the socket for Onboard
Diagnosis, or contact with the socket for On-
board Diagnosis for other than its intended
purpose, can cause vehicle malfunctions and
creates risks of personal and property dam-
age. Given the foregoing, the manufacture
of the vehicle strongly recommends that ac-
cess to the socket for Onboard Diagnosis be
limited to an authorized service center or an-
other qualified service center or repair shop
or other persons that have the specialized
training and equipment for purposes of prop-
erly utilizing the socket for Onboard Diagno-
sis.
372
Maintenance
Online Edition for Part no. 01405A7D5F9 - II/23
Position
There is a diagnostic socket on the driver's
side for reading out vehicle data.
Emissions
▷ The warning light illuminates:
Emissions are deteriorating. Have
the vehicle checked as soon as pos-
sible.
▷ The warning light flashes under certain cir-
cumstances:
This indicates that there is excessive misfir-
ing in the engine.
Reduce the vehicle speed and have the ve-
hicle checked immediately; otherwise, se-
rious engine misfiring within a brief pe-
riod can seriously damage emission control
components, in particular the catalytic con-
verter.