BMW 2007 Z4 M Roadster Owner's Manual

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 33
Connecting hose for connecting compres-
sor and sealant bottle or compressor and 
wheel
Connector, cable and connecting hose are 
attached to the bottom of the compressor.
Using the M Mobility System
To repair a flat tire with the M Mobility System, 
proceed as follows:
>
Fill sealant into wheel
>
Distribute sealant
>
Restore tire inflation pressure
Filling sealant into wheel
Strictly adhere to the specified order, oth-
erwise highly pressurized sealant could 
escape.
<
1.
Shake sealant bottle.
2.
Screw hose
onto connection of sealant 
bottle.
3.
Unscrew and remove dust cap from valve of 
defective wheel and screw filler hose
2 of 
sealant bottle onto valve.
4.
Insert sealant bottle on compressor hous-
ing so that the bottle is in an upright posi-
tion.
5.
Make sure that the device is switched off, 
position 0.
6.
Insert connector 
into cigarette lighter 
socket inside the vehicle.
7.
With the ignition switched on:
Switch on the device and allow it to run for 
approx. 3 minutes to fill the wheel with seal-
ant. It is not important what inflation pres-
sure the tire has after this.
8.
Switch off device.
9.
Remove connecting hoses from connection 
of sealant bottle and tire valve.
Stow the M Mobility System in the vehicle 
again.
Distributing sealant
Immediately drive approx. 2 miles/3 km so that 
the sealant is evenly distributed in the tire.
Do not exceed a speed of 35 mph or 
60 km/h. Do not drive slower than 12 mph 
or 20 km/h if possible.
<
Restoring tire inflation pressure
1.
After approx. 2 miles/3 km, pull over at a 
suitable location.
2.
Screw compressor hose
9 directly onto tire 
valve.
3.
Insert connector 
into cigarette lighter 
socket inside the vehicle.
4.
Correct tire inflation pressure to 29 psi/
200 kPa. With the ignition switched on:
>
To increase inflation pressure: switch on 
the compressor, position I. To check the 
current pressure setting, briefly switch 
off the device.
Do not allow the compressor to run 
for more than 10 minutes, otherwise 
the device will overheat and may be dam-
aged.
<
>
To reduce inflation pressure: press but-
ton 
8.
If the inflation pressure is not maintained, 
drive the vehicle again, refer to Distribut-
ing sealant. Then repeat steps 1 to 4 once.
Using the M Mobility System can be ineffective 
with tire punctures larger than approx. 1/6 in/
4 mm. Please contact the nearest BMW center 
or a workshop that works according to BMW 
repair procedures with correspondingly trained 
personnel if the tire cannot be made ready for 
driving with the M Mobility System.
<
The tire inflation pressure must be at least 
29 psi/200 kPa. Otherwise do not con-
tinue driving.
<
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