Roof warning light BMW Z4 2015 E89 Owner's Manual

vehicle's Service and Warranty Information
Booklet for US models, and in the Warranty
and Service Guide Booklet for Canadian mod‐
els. These entries are proof of regular mainte‐
nance.
Socket for OBD Onboard
Diagnosis
Socket for Onboard Diagnosis
The socket for Onboard Diagnosis may
only be used by the service center, by work‐
shops that operate according to the specifica‐
tions of the vehicle manufacturer with appro‐
priately trained personnel, and by other
authorized persons. Otherwise, its use may
lead to vehicle malfunctions.◀
On the driver's side is an OBD socket for
checking the primary components in the vehi‐
cle emissions.
Emissions
▷The warning light lights up:
The emissions values are deterio‐
rating. Have the vehicle checked as
soon as possible.▷The warning light flashes under certain cir‐
cumstances:
This indicates that there is excessive mis‐
firing in the engine.
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.
Display of the previously described
malfunctions on Canadian models.
Fuel cap The indicator lamp lights up.
If the fuel cap is not properly tight‐
ened, the OBD system may conclude that fuel
vapor is escaping. If the cap is then tightened,
the display should go out in a short time.
Seite 244MobilityMaintenance244
Online Edition for Part no. 01 40 2 954 104 - II/15