2013 BMW 640I GRAN COUPE Owners Manual

Page 89 of 305

BMW 640I GRAN COUPE 2013  Owners Manual When there is a malfunction, have the air‐
bag system checked immediately
When there is a malfunction, have the airbag
system checked immediately; otherwise, there
is a risk that the system does not

Page 90 of 305

BMW 640I GRAN COUPE 2013  Owners Manual sure that the indicator lamp for the front pas‐
senger airbags lights up. This indicates that the
child seat has been detected and the front pas‐
senger airbags are not activated.
Strength of the

Page 91 of 305

BMW 640I GRAN COUPE 2013  Owners Manual A change in the tire inflation pressure during
driving is taken into account.
A correction is only necessary if this is indicated
by the TPM
Wheels, green
The tire inflation pressure is equal to the t

Page 92 of 305

BMW 640I GRAN COUPE 2013  Owners Manual Run-flat tires, refer to page 255, are labeled
with a circular symbol containing the letters
RSC marked on the tire sidewall.
Do not continue driving without run-flat
tires
Do not continue driving if

Page 93 of 305

BMW 640I GRAN COUPE 2013  Owners Manual Message when the system was not
reset
A Check Control message is displayed.
The system detected a wheel change but was
not reset.
Warnings regarding the current tire inflation
pressure are not reliabl

Page 94 of 305

BMW 640I GRAN COUPE 2013  Owners Manual In the event of a pressure loss, the diameter and
therefore the rotational speed of the corre‐
sponding wheel change. This is detected and
reported as a flat tire.
Functional requirements
The system

Page 95 of 305

BMW 640I GRAN COUPE 2013  Owners Manual Do this by checking the air pressure in all
four tires.
If the tire inflation pressure in all four tires is
correct, the Flat Tire Monitor may not have
been initialized. In this case, initialize the
s

Page 96 of 305

BMW 640I GRAN COUPE 2013  Owners Manual Switching on/off
Press the button.
▷On: the LED lights up.▷Off: the LED goes out.
The state is stored for the remote control cur‐
rently in use.
Display
▷Lines, arrow 1: the system is activate