Maintenance -> Socket for OBD Onboard Diagnosis for your BMW X4 2014-2018

Mobility  
Maintenance  
The warning lamp flashes under certain  
circumstances:  
Socket for OBD Onboard  
Diagnosis  
This indicates that there is excessive mis‐  
firing in the engine.  
Safety information  
Reduce the vehicle speed and have the  
system checked immediately; otherwise,  
serious engine misfiring within a brief pe‐  
riod can seriously damage emission con‐  
trol components, in particular the catalytic  
converter.  
NOTE  
The socket for Onboard Diagnosis is an  
intricate component intended to be used in  
conjunction with specialized equipment to  
check the vehicle’s primary emissions system.  
Improper use of the socket for Onboard Diag‐  
nosis, or contact with the socket for Onboard  
Diagnosis for other than its intended purpose,  
can cause vehicle malfunctions and creates  
risks of personal and property damage. Given  
the foregoing, the manufacture of your vehicle  
strongly recommends that access to the  
socket for Onboard Diagnosis be limited to a  
dealer's service center or another qualified  
service center or repair shop or other persons  
that have the specialized training and equip‐  
ment for purposes of properly utilizing the  
socket for Onboard Diagnosis.◀  
Position  
There is an OBD socket on the driver's side for  
checking the primary components in the vehi‐  
cle's emissions.  
Emissions  
The warning lamp lights up:  
Emissions are deteriorating. Have  
the vehicle checked as soon as  
possible.  
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